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World Health Network

@thewhn.bsky.social

Bringing people, science, and compassion together to solve world problems and protect health. Let's #EndThisPandemic together.

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World Health Network@thewhn.bsky.social · 4h ago

August 2026 Edition Available Now! WHN’s Kids’ Zone Magazine is a free, downloadable issue packed with kid-friendly stories, art, science, and COVID-conscious lifestyle ideas made for families who are still choosing care. (...)

Promotional graphic for the World Health Network’s Kids’ Zone Magazine. At the top are the “whn.global” logo and six colored dots. Large text reads: “Kids’ Zone Magazine.” Below it: “August 2026 Edition.” Additional text reads: “A free, downloadable resource created to help kids feel connected, empowered, and proud of living COVID-conscious.” A download icon appears beside the text: “Download free at whn.global/kidszone.” The lower half shows a tilted image of the magazine cover with a green border and pale yellow background. It reads: “August 2026,” “Issue 25,” “World Health Network,” “Kids’ Zone,” and “COVID-Conscious Magazine.” The illustration shows two masked adults walking outdoors with a masked child between them, holding their hands. A banner reads: “Teamwork and Togetherness Edition.” Additional cover text includes: “Teamwork Tips,” “Public Health Detectives,” and “Check us out online at: WHN.global/KidsZone.”
World Health Network@thewhn.bsky.social · yesterday

A password alone is not enough to protect our digital accounts. So why rely on just one tool to protect our health? Vaccines are an important layer of protection, but they work best alongside high-quality masks, testing, staying home when sick, cleaner indoor air and reduced overcrowding. (...)

Vertical World Health Network graphic on a white background. The “whn.global” logo appears at top left, and at top right: “World Health Network — Science for a safer, healthier world.” Large bold text, with selected words in a pink-to-yellow gradient, reads: “We protect our digital accounts with multiple security steps. Protecting our health should work the same way.” A dark button at the bottom reads: “LAYER YOUR PROTECTION.”Vertical World Health Network graphic on a white background. The “whn.global” logo appears at top left, and at top right: “World Health Network — Science for a safer, healthier world.” Large bold text reads: “Digital security uses multiple layers.” Below it is a bulleted list: “Password; Verification code; Authentication app.” A second heading reads: “Health protection works the same way.” Below it is a bulleted list: “High-quality respirators; Testing; Vaccinations; Cleaner indoor air; Staying home when sick.”
World Health Network@thewhn.bsky.social · 2d ago

Help trace cyclosporiasis back to its source. We're looking for researchers, analysts, scientists and curious problem-solvers to help review available information, identify patterns and explore possible explanations behind this year's outbreaks. (...)

A promotional volunteer recruitment poster from whn.global with the tagline “SCIENCE FOR A SAFER, HEALTHIER WORLD.” The background is dark charcoal with white, yellow, orange, and green accents. Large headline: “Help trace Cyclosporiasis back to its source.” The word “Cyclosporiasis” is displayed in a yellow-to-orange-to-green gradient. Body text: “We’re looking for researchers, analysts, scientists and critical thinkers to help review available information, examine assumptions and explore possible sources.” Section heading: “How you’ll make an impact:” Four outlined callout boxes list: Help identify patterns Discuss possible explanations Contribute to a clearer understanding of what’s driving the outbreak Help identify information gaps Near the bottom: “If interested, contact science@whn.global” A gold button reads: “VOLUNTEER OPPORTUNITY” In the lower-right corner is a stylized illustration of a magnifying glass examining abstract microorganism-like shapes, reinforcing the investigation theme. The WHN logo appears at the top alongside a multicolored upward arrow icon.
World Health Network@thewhn.bsky.social · 5d ago

Conversations between communities and public health leaders matter. That's why the World Health Network launched the Health Department Outreach Campaign, a community-led effort to help people connect with their local health departments and advocate for programs and messaging with stronger, (...)

WHN campaign graphic on a white background. At the top left is the black “whn.global” logo; centered is the slogan “SCIENCE FOR A SAFER, HEALTHIER WORLD,” followed by six colored dots in pink, orange, light green, dark green, blue, and gray-blue. Large pink headline: “Your health department needs to hear from you.” Below, black text reads: “Contact your city, county or state health department and ask them to strengthen infection prevention efforts prevention messaging and programs.” Further down: “Take action. Report your participation. Put your community on the map. See caption for more information.” The final sentence is highlighted in pink. At the bottom is a pink rectangular label reading “HEALTH DEPARTMENT OUTREACH CAMPAIGN,” alongside a pink circular icon showing a hospital building.
World Health Network@thewhn.bsky.social · last wk.

Reducing your risk of serious illness is not only about diet, exercise and routine screenings. Preventing COVID infections can also be an important part of protecting your long-term health. COVID can affect multiple systems throughout the body and has been associated with (...)

World Health Network campaign graphic with white and pink text on a dark background. Text: “whn.global. World Health Network. Science for a safer, healthier world. COVID can affect more than your lungs. One infection can impact nearly every system in the body. Reduce Your Risk Campaign.”World Health Network campaign graphic with white and pink text on a dark background. Text: “whn.global. World Health Network. Science for a safer, healthier world. Long COVID has been linked to more than 200 symptoms, including: Brain fog and memory problems; chest pain and heart palpitations; shortness of breath; fatigue and post-exertional malaise; headaches, dizziness and sleep issues; digestive, immune and reproductive symptoms. Protecting yourself from COVID and Long COVID protects your entire body. Reduce Your Risk Campaign.”World Health Network campaign graphic with white and pink text on a dark background. Text: “whn.global. World Health Network. Science for a safer, healthier world. Research has linked COVID infection with an increased risk of serious health problems, including: Heart attacks, strokes and cardiovascular disease; new-onset diabetes and metabolic conditions; cognitive decline and neurological problems; immune system dysregulation; reactivation of other viruses; chronic fatigue and Long COVID. These risks can affect adults and children, and may increase with repeated infections. Reduce Your Risk Campaign.”World Health Network campaign graphic with white and pink text on a dark background. Text: “whn.global. World Health Network. Science for a safer, healthier world. COVID prevention is part of preventive healthcare. Wear a well-fitted N95 or other high-quality respirator. Improve indoor air with ventilation and HEPA filtration. Stay up to date on vaccinations and boosters. Test before and after gatherings or possible exposure. Stay home when sick or testing positive. Encourage safer, more accessible public spaces. COVID is not ‘just a cold.’ Every infection prevented matters. Reduce Your Risk Campaign.”
World Health Network@thewhn.bsky.social · last wk.

COVID levels may be lower right now, but this is exactly when prevention can make the biggest difference. Wastewater data shows that COVID often follows a pattern of major seasonal waves. By layering protections early, wearing N95s, improving indoor air, (...)

White graphic with black and yellow text reading: “Why take precautions now, while COVID rates are lower? It’s easier to lessen the impact of a COVID wave before it happens or as it’s just beginning, rather than trying to reduce transmission once a wave has already begun spreading widely.” A yellow label at the bottom reads: “Don’t make waves campaign.” The World Health Network logo and tagline appear at the top, and a yellow wave icon appears at the bottom right.White graphic with black and yellow text reading: “That’s why WHN launched Don’t Make Waves: a campaign for collective action to keep COVID transmission low. Join the Don’t Make Waves campaign by sharing this message and helping make COVID precautions more visible and accessible.” A yellow label at the bottom reads: “Don’t make waves campaign.” The website “whn.global” appears at the top left, and a yellow wave icon appears at the bottom right.
World Health Network@thewhn.bsky.social · last wk.

Disability Pride Month is a time to celebrate Disabled people, honor the disability rights movement, and recommit to building communities where everyone can participate safely and fully. We’ve created a comprehensive guide exploring the history of Disability Pride Month, (...)

Black graphic featuring rays in the colors of the Disability Pride flag—green, blue, white, yellow and red—spreading upward from the center. Text reads: “What is Disability Pride Month?” At the bottom: “whn.global” and “World Health Network — Science for a safer, healthier world.”Black graphic with white and yellow text reading: “Disability Pride Month celebrates Disabled people, honors disability culture and recognizes the continued fight for access, equity and full participation. July also marks the anniversary of the Americans with Disabilities Act, signed into law on July 26, 1990. But accessibility cannot stop with legislation. Disability Pride calls on all of us to help create communities where Disabled people can participate safely, thrive and experience joy.” At the bottom: “whn.global” and “World Health Network — Science for a safer, healthier world.”Black graphic with white and yellow text reading: “What does public health and masking have to do with it? COVID-19 can lead to Long COVID, which is a disabling condition estimated to affect at least 1 in 10 infections. For many Disabled people, another COVID infection can have especially serious consequences. Wearing a well-fitting respirator (N95 or equivalent) helps reduce transmission, protects those around you, and creates safer, more accessible spaces. Some Disabled people cannot mask themselves, making community masking even more important.” At the bottom: “whn.global” and “World Health Network — Science for a safer, healthier world.”Black graphic with white and yellow text reading: “How you can help: Support accessibility by: Wearing a respirator in shared indoor spaces, especially healthcare settings. Improving indoor air quality with ventilation or HEPA filtration. Providing masks and rapid tests at events. Offering outdoor or hybrid participation options when possible. Disability Pride is about celebrating Disabled lives while building communities where everyone can participate safely, with dignity, and without unnecessary barriers. Read the full guide: whn.global/how-to-do-your-part-for-disability-pride-month.” At the bottom: “whn.global” and “World Health Network — Science for a safer, healthier world.”
World Health Network@thewhn.bsky.social · 2w ago

COVID levels may be lower right now, but this is exactly when prevention can make the biggest difference. Wastewater data shows that COVID often follows a pattern of major seasonal waves. By layering protections early—wearing N95s, improving indoor air, testing, (...)

World Health Network campaign graphic on a white background with bold black text and yellow accents. At the top left is the “whn.global” logo. At the top right: “World Health Network — Science for a safer, healthier world.” Large text reads: “Don’t make COVID waves.” Below is a row of four stylized yellow waves. Additional text reads: “COVID levels may be lower right now, but that makes this the best time to act.” A yellow label at the bottom reads: “Don’t make waves campaign.” A yellow circle containing a black wave icon appears at the bottom right.World Health Network campaign graphic on a white background with bold black text and yellow accents. At the top left is the “whn.global” logo. Large text reads: “Wastewater data shows we typically experience two major COVID waves each year.” The words “two major COVID waves” are highlighted in yellow. Below, text reads: “Early precautions can help prevent or slow a summer wave.” Six yellow boxes list recommended precautions: “Wear N95s,” “Open windows,” “Run HEPA filters,” “Test regularly,” “Get vaccinated,” and “Stay home when sick.” A yellow circle containing a black wave icon appears at the bottom right.World Health Network campaign graphic on a white background with bold black text and yellow accents. At the top left is the “whn.global” logo. Large text reads: “That’s why WHN launched Don’t Make Waves: a campaign for collective action to keep COVID transmission low.” The words “Don’t Make Waves” are highlighted in yellow. Below, text reads: “Join the Don’t Make Waves campaign by sharing this message and helping make COVID precautions more visible and accessible.” A yellow label at the bottom reads: “Don’t make waves campaign.” A yellow circle containing a black wave icon appears at the bottom right.
World Health Network@thewhn.bsky.social · 2w ago

The German RKI recommends vaccinations combined with extensive use of FFP2 masks to curb respiratory diseases. The link contains guidelines for nursing homes, based on events in autumn/winter 2025:

Robert Koch-Institut@rki.de · 2mo ago

Welche Maßnahmen können helfen, einen Influenza-Ausbruch in einer Pflegeeinrichtung zu begrenzen? Der Bericht zu einem solchen Ausbruch zeigt, vor welchen Herausforderungen diese Einrichtungen, Gesundheitsämter und medizinisches Personal dabei stehen. Mehr im EpidBull 🔗 www.rki.de/DE/Aktuelles...

World Health Network@thewhn.bsky.social · 2w ago

Wildfire smoke can travel hundreds—or even thousands—of miles, affecting communities far beyond the fire line. Before exercising, working, commuting, or spending extended time outdoors, check your local Air Quality Index (AQI). (...)

World Health Network air-quality alert graphic over a dark photograph of orange and red wildfire smoke, silhouetted trees, utility poles, and power lines. At the top left is the white “whn.global” logo; at the top right: “Science for a safer, healthier world.” Large centered text reads: “Air quality alert issued for several areas in the United States and Canada.” Below: “Smoke from current wildfires is affecting air quality across large areas, even hundreds of miles from active fires. Fine particles can enter your lungs and bloodstream, making outdoor air unsafe to breathe.” At the bottom, an orange-outlined button reads: “Here’s what you can do →”World Health Network wildfire-smoke safety graphic on a dark charcoal background. At the top left is the white “whn.global” logo; at the top right: “Science for a safer, healthier world.” Large text reads: “Protect yourself from wildfire smoke,” with “wildfire smoke” highlighted in orange. Three orange-bulleted recommendations state: “Check the AQI before going outside.” “When air quality is unhealthy, limit your time outdoors and wear a well-fitting N95 or equivalent respirator.” “Keep windows and doors closed, and run a HEPA air purifier if available.”
World Health Network@thewhn.bsky.social · 3w ago

Healthcare workers have died, become disabled, and left careers they loved after contracting COVID on the job—often while wearing the exact protection they were told was enough. Occupational health and safety laws are meant to protect workers from airborne hazards. (...)

WHN graphic on a white background. At the top left is the “whn.global” logo. At the top right are six colored dots and an orange banner reading, “Science for a safer, healthier world.” Large black and orange text reads: “Healthcare workers deserve better protection.” Below an orange line, smaller text reads: “COVID spreads through the air, yet many healthcare workers were—and still are—given surgical masks that were never designed to protect against airborne hazards.”WHN graphic on a white background. At the top left is the “whn.global” logo. At the top right are six colored dots and an orange banner reading, “Science for a safer, healthier world.” Large black and orange text reads: “The consequences have been devastating.” Four orange-outlined boxes read: “Healthcare workers infected on the job”; “Careers ended by disabling Long COVID”; “Families and vulnerable patients placed at risk”; and “Workplace illnesses left without proper investigation.” Below, text reads: “Occupational health and safety laws already require employers to identify hazards and provide appropriate protection. It’s time those protections fully extend to healthcare workers.” At the bottom is the URL: “whn.global/hcws-have-died-and-been-disabled-laws-should-have-prevented-this/”
World Health Network@thewhn.bsky.social · 3w ago

We’re looking for science writers to join WHN’s Science Writing & Newsletter Team. Help turn complex public health research into clear, accessible newsletters, articles, and social content that people can understand and use. You’ll collaborate with researchers, editors, writers, (...)

ALT: World Health Network recruitment graphic on a dark charcoal background. At the top left is the white “whn.global” logo with a pink dot. At the top right: “World Health Network — Science for a safer, healthier world.” Centered text reads: “We’re looking for SCIENCE WRITERS,” with “SCIENCE WRITERS” in large gradient lettering transitioning from pink to orange and yellow. Below, a heading reads: “How you’ll make an impact.” Three sections with icons state: “Create newsletters and articles that make science understandable for everyone.” “Work alongside researchers, writers, editors, and public health experts.” “Help turn trusted science into information that empowers individuals and communities.” At the bottom: “If you have experience in science writing or a strong interest to learn, please send an inquiry email to science@whn.global
World Health Network@thewhn.bsky.social · 3w ago

In July 2025, reporting for Cyclospora and several other pathogens became optional within the CDC’s FoodNet surveillance program. Consistent and complete reporting remains essential. Public health teams rely on case data to identify unusual patterns, (...)

World Health Network graphic on a white background. At the top left is the “whn.global” logo. At the top right: “World Health Network” and “Science for a safer, healthier world.” Large centered text reads: “When reporting becomes optional, what could we miss?” The word “optional” appears in a blue-to-green gradient. Below a thin blue-to-green line, text reads: “In July 2025, reporting Cyclospora cases through the CDC’s FoodNet surveillance program became optional.”World Health Network graphic on a white background. At the top left is the “whn.global” logo. At the top right: “World Health Network” and “Science for a safer, healthier world.” Large black text reads: “When reporting is incomplete or delayed, it can become harder to:” Below are four bullet points: “Identify unusual increases”; “Connect related cases”; “Trace contaminated foods”; “Warn communities quickly.” At the bottom: “Disease surveillance is more than counting cases. It is an early-warning system that helps public health teams recognize patterns and respond before more people become sick.” The words “early-warning” appear in green and “system” in blue.
World Health Network@thewhn.bsky.social · 3w ago

When COVID-19 cases fall, protections often disappear before transmission does. That is how one wave quietly becomes the next. Breaking the cycle means keeping measures like masking, testing, and cleaner indoor air in place a little longer, until spread is truly under control. (...)

World Health Network graphic on a dark charcoal background. At the top are “whn.global” and “World Health Network — Science for a safer, healthier world.” A centered gradient-outlined label reads “Collective Action.” Large text asks: “Will the pandemic ever end?” The word “pandemic” appears in a pink-to-yellow gradient. Below, white text reads: “COVID-19 waves follow a familiar pattern: collective action rises as cases surge, then fades as cases decline.”World Health Network graphic on a dark charcoal background. At the top are “whn.global” and “World Health Network — Science for a safer, healthier world.” A gradient-outlined label reads “Collective Action.” Main text reads: “Restrictions are lifted, urgency disappears, and ongoing transmission quietly seeds the next wave. This makes prevention hardest when risk appears lowest, weakening support for protections like cleaner indoor air. Breaking this cycle requires us to act beyond the peak of each wave, not abandon protections the moment cases begin to fall. Masking, testing, ventilation, and coordinated action must continue until transmission is truly under control.”World Health Network graphic on a dark charcoal background. At the top are “whn.global” and “World Health Network — Science for a safer, healthier world.” A gradient-outlined label reads “Collective Action.” Large white text reads: “The tools already exist.” Below: “What is needed now is the collective will to use them long enough to make lasting progress.” The words “collective will” appear in a pink-to-yellow gradient. At the bottom: “whn.global/will-the-pandemic-ever-end.”
World Health Network@thewhn.bsky.social · 4w ago

Long COVID affects millions of people worldwide. The experiences shared here are just a glimpse into what daily life can look like for those living with Long COVID. If you’re living with Long COVID, we want to hear from you. (...)

Teal World Health Network graphic with the WHN logo and the text “World Health Network — Science for a safer, healthier world.” Large white text reads: “Long COVID has disabled me.” Below it: “I can't go grocery shopping or walk my dog around the block or clean my home. The fatigue and post exertional malaise have left me unable to do so much. The brain fog makes it unsafe to drive. I work less than half the hours I did prior to getting sick, and am financially struggling. I haven't seen most of my friends since I got sick. I'm thankful that I can work remotely, because I wouldn't be able to safely commute. However, work is about all I can manage to do in a day.” Attribution: “– Person living with Long COVID.”Teal World Health Network graphic with the WHN logo and the text “World Health Network — Science for a safer, healthier world.” Large white text reads: “I can’t work anymore.” Below it: “I can only do short outings from my home. I got covid in 2022. In 2023 i was absolutely terrible, couldn’t take care of myself and constantly crashing. I’ve improved to the point where i can do chores around my family house and can leave the home sometimes (had to move back in with my parents due to this.) I have maybe 1/10th the energy of an average person. Im still reliant on my family for support.” Attribution: “– Person living with Long COVID.”Teal World Health Network graphic with the WHN logo and the text “World Health Network — Science for a safer, healthier world.” Large white text reads: “Our child has been sick for more than 5 years.” Below it: “He can't focus, can't read, can't play, can't go to school, can't go out, can't sleep properly, can't watch a movie, can't hold a long conversation.” Attribution: “– Long COVID caregiver.” Beneath a horizontal line, additional text reads: “If you’re living with Long COVID, we want to hear from you. Fill out the survey in the caption to share your story and have it featured. Your voice helps raise awareness, inform research, and push for real change.”
World Health Network@thewhn.bsky.social · 4w ago

Cyclospora cases are increasing in multiple U.S. states, particularly Michigan and Ohio. Cyclosporiasis is a parasitic illness that can cause watery diarrhea, stomach cramps, nausea, and fatigue, with symptoms that may persist for weeks or return after seeming to improve. (...)

Dark World Health Network graphic with a blurred microscope image in the background. Full text: “whn.global. World Health Network. Science for a safer, healthier world. Here’s what you should know about cyclosporiasis. A parasitic illness linked to contaminated food and water is increasing in multiple states. Know the symptoms, understand how it spreads, and take simple steps to reduce your risk.”Dark gray World Health Network graphic with white and orange text. Full text: “whn.global. World Health Network. Science for a safer, healthier world. What is cyclosporiasis? Cyclosporiasis is a diarrheal illness caused by a parasite called Cyclospora. Symptoms usually begin about 1 week after exposure and may last for days to weeks. Common symptoms: Frequent, watery diarrhea; Stomach cramps; Nausea; Bloating; Fatigue; Loss of appetite.”Dark gray World Health Network graphic with white and orange text explaining how Cyclospora spreads and how to reduce risk. Full text: “whn.global. World Health Network. Science for a safer, healthier world. Cyclospora spreads when food or water becomes contaminated with fecal matter. Common sources include: Fresh produce, especially imported berries, herbs, and leafy greens; Contaminated water. Reduce your risk by: Washing hands, food preparation areas, and utensils with soap and water. Washing produce well when its surface is smooth. For produce with crevices, including berries, leafy greens, and herbs, cook it or heat it to 70 C / 158 F for 15 minutes. Drinking safe water. If the water supply is uncertain, boil it or use a one micron filter. Staying home if you're sick and avoiding food preparation for others.”Dark gray World Health Network graphic with white and orange text. Full text: “whn.global. World Health Network. Science for a safer, healthier world. Stay informed. Cases have recently increased in several U.S. states, including parts of the Midwest and Northeast, especially Michigan and Ohio. Stay up to date with guidance from your local health department. If you develop persistent diarrhea or other symptoms, contact your healthcare provider and ask specifically about testing for Cyclospora. It can be treated with a specific antibiotic. Small steps can help keep you healthy and prevent larger outbreakss.”
World Health Network@thewhn.bsky.social · 4w ago

July 2026 Edition Available Now! WHN’s Kids’ Zone Magazine is a free, downloadable issue packed with kid-friendly stories, art, science, and COVID-conscious lifestyle ideas made for families who are still choosing care.

Promotional graphic for the World Health Network’s Kids’ Zone magazine in shades of pink and purple. At the top are “whn.global” and the World Health Network logo with the tagline “Science for a safer, healthier world.” The magazine cover features a smiling cartoon brain holding a glowing light bulb. A large purple circle reads, “Available for download!” Full text: “JULY 2026. ISSUE 24. WORLD HEALTH NETWORK. KIDS’ ZONE. COVID-CONSCIOUS MAGAZINE. CREATIVITY AND INNOVATION EDITION. CLEAN INDOOR AIR. CHECK US OUT ONLINE AT: WHN.global/KidsZone. DISABILITY PRIDE MONTH. SELF-CARE STRATEGIES. ASTRONOMY. … AND MORE INSIDE! Kids’ Zone. World Health Network. EXPLORE | SHARE | CONNECT. PAGE 1.”
World Health Network@thewhn.bsky.social · last mo.

Right to Mask bills have taken different paths across the U.S., but the conversation is far from over. Here's where things stand: Vermont: The Right to Mask bill remains under discussion as advocates continue building support. (...)

White World Health Network graphic with black and bright pink text. The WHN logo and “whn.global” appear at the top left. At the top right: “World Health Network. Science for a safer, healthier world.” Large centered text reads: “Right to Mask Bills. Where are they now? Updates from Vermont, California, Illinois & Massachusetts.” A pink mask icon appears at the bottom.White World Health Network graphic providing updates on Right to Mask bills. The WHN logo and “whn.global” appear at the top left. At the top right: “World Health Network. Science for a safer, healthier world.” Full text: “Vermont (S.81). Still under discussion. Advocates continue building support. California (AB 1326). Passed the legislature, but was vetoed by the governor. Illinois (SB3340). Passed the Senate. Now awaiting action in the House. Massachusetts (H.1981 and S.1427). Two bills were sent to ‘study,’ making action this session unlikely.”White World Health Network graphic with black and bright pink text. The WHN logo and “whn.global” appear at the top left. At the top right: “World Health Network. Science for a safer, healthier world.” Full text: “Join WHN’s Right to Mask Campaign. Protect the right to wear a mask for health, disability, and personal choice. Learn how to advocate in your state, connect with other supporters, and access tools to help move Right to Mask legislation forward. whn.global/right-to-mask.”
World Health Network@thewhn.bsky.social · last mo.

Extreme heat is a serious public health risk. Heat-related illness can develop quickly, especially for older adults, infants and young children, people with chronic health conditions, outdoor workers, and anyone without access to air conditioning. (...)

Bright yellow World Health Network graphic. The WHN logo and “whn.global” appear at the top. Large centered text reads: “Extreme heat can become life threatening faster than many people realize.” Below: “How to keep safely cool when there is an emergency →”Bright yellow World Health Network graphic listing heat-safety guidance. Full text: “1. Stay indoors during the hottest part of the day whenever possible. If you have air conditioning, use it. If you don't, spend time in a cooling center, library, shopping mall, or other air conditioned public space. 2. Drink water throughout the day, even if you don't feel thirsty. Limit alcohol, which can make dehydration worse. 3. Keep blinds and curtains closed during the day to block the sun. If temperatures cool overnight, open windows to let cooler air in.”Bright yellow World Health Network graphic continuing the heat-safety guidance. Full text: “4. Wear lightweight, light colored clothing, and take frequent breaks if you're working or exercising outdoors. 5. Check on older adults, infants, young children, people with chronic health conditions, outdoor workers, and neighbors who may not have access to air conditioning. 6. Cool your body directly. Take a cool shower or bath, or put cold wet cloths on your skin, especially the neck, wrists, and face. Cloth covered ice packs can be used carefully.”Bright yellow World Health Network graphic with further heat-safety guidance and warning signs. Full text: “7. In shared cooling spaces, including centers, libraries, or malls, wear a respirator. Where possible, use ventilation and air filtration. 8. Never leave children or pets in a parked vehicle, even briefly. Observable signs: Heat exhaustion: cool clammy skin, heavy sweating, weak pulse, headache, nausea, dizziness. Heat stroke: hot skin or heavy sweating, confusion, slurred speech, collapse, seizures, high body temperature.”
World Health Network@thewhn.bsky.social · last mo.

WHN endorses ACOG's 2026 Maternal Immunization Schedule, joining leading medical organizations in supporting science-based guidance for maternal health. We also encourage a layered approach to infection prevention, including effective respiratory protection (...)

Graphic with a purple-to-blue gradient background. The WHN, ACOG, and World Health Network logos appear across the top. Large white and orange text reads: “WHN endorses ACOG’s 2026 Maternal Immunization Schedule and supports science-based guidance to help protect pregnant people and their developing infants from vaccine-preventable disease.” Below, smaller text reads: “We encourage these organizations to take infection prevention one step further by advising pregnant patients to use effective respiratory protection as an additional layer against airborne illnesses, and by supporting its use in healthcare settings.” The words “effective respiratory protection” are highlighted in orange. Text at the top reads: “whn.global”; “ACOG, American College of Obstetricians & Gynecologists”; and “World Health Network. Science for a safer, healthier world.” At the bottom: “whn.global/in-support-of-acogs-2026-maternal-immunization-schedule.”
World Health Network@thewhn.bsky.social · last mo.

COVID transmission risk can increase during travel, particularly in crowded indoor spaces and shared transportation. Thoughtful planning can help reduce exposure while still making it possible to enjoy meaningful time away with family and friends. (...)

Green World Health Network graphic with the WHN logo and “whn.global” at the top. Large centered text reads: “What is your favorite COVID-safer vacation?” The words “COVID-safer” appear in yellow; the remaining text is white. Below, it says: “Here’s what members of our community shared.” At the bottom: “Responses originally published in the World Health Network Kids’ Connect Zone Magazine.” The top-right branding reads: “World Health Network. Science for a safer, healthier world.”Green World Health Network graphic featuring two responses in large white text. The first reads: “We go to my grandparents’ trailer and my grandparents quarantine ahead of time. We go every year. We enjoy going to the pool! I also go to a monthly meetup for scouts in my state. Everybody masks.” The second reads: “We travel by car to Weymouth, wear masks, stay away from crowds. We meet up with friends, and test before meeting.” At the bottom: “Responses originally published in the World Health Network Kids’ Connect Zone Magazine.” The top includes “whn.global” and the branding: “World Health Network. Science for a safer, healthier world.”Green World Health Network graphic featuring two responses in large white text. The first reads: “A few years ago we went to D.C. to meet Jamie Raskin. We went in our camper and wore our masks to meet him.” The second reads: “We went to Venice last year and wore our masks and took precautions in indoor, as well as crowded places. My favorite part was the gondola ride.” At the bottom: “Responses originally published in the World Health Network Kids’ Connect Zone Magazine.” The top includes “whn.global” and the branding: “World Health Network. Science for a safer, healthier world.”
World Health Network@thewhn.bsky.social · last mo.

Each new infection represents another chance for transmission, another family affected, and another person who may develop Long COVID or other serious complications. Preventing infections remains one of the most effective public health tools we have.

Bright yellow poster with bold black graphics and text. Inside a black rectangular border is a chart labeled “DAILY CASES” on the vertical axis and “TIME” on the horizontal axis. Two large black waves filled with yellow virus symbols rise across the chart, with a small boat between them and a large downward arrow pointing toward it. Text reads: “WE’RE ALL IN THE SAME BOAT. DON’T MAKE WAVES.” The website “whn.global” appears at the bottom right.
World Health Network@thewhn.bsky.social · last mo.

France has identified its first Ebola case after a physician returned from the DRC. The thread explains the timeline, why the primary exposure window was before isolation, and raises an important question: if the physician had already developed a headache, why were they permitted to board (...)

World Health Network graphic on a dark background with a dim photograph of two people in full protective clothing. The headline appears in white on red blocks: “First Ebola case identified in France.” Text reads: “A physician returning from a humanitarian mission in DRC arrived in Paris from Kinshasa Tuesday, confirmed positive for Ebola Wednesday. Isolated on arrival, negative-pressure room, reportedly low viral load.” “Confirmed positive for Ebola” is highlighted in red. World Health Network branding and “whn.global” appear at the top.World Health Network graphic with white and red text on a dark charcoal background. Text reads: “Transmission risk turns on timing. Ebola isn't transmissible before symptoms begin, and becomes progressively more infectious as symptoms worsen. This patient had headaches when he boarded, with typical early symptoms increasing during the flight.” The second paragraph is highlighted in red. World Health Network branding and “whn.global” appear at the top.World Health Network graphic with white and red text on a dark charcoal background. Text reads: “The primary transmission-risk window is therefore the Kinshasa airport and the flight by direct physical contact, and indirect contact via restrooms and surfaces. Effective isolation is now essential for the next few weeks.” The final sentence is highlighted in red. World Health Network branding and “whn.global” appear at the top.World Health Network graphic with white and red text on a dark charcoal background. Text reads: “One question: a headache is a symptom, so it's not clear why the clinician boarded a commercial flight given the protocols for exposed humanitarian workers. This case was found fast. Preventing Ebola from spreading globally shouldn't be left to chance.” “One question:” is highlighted in red. World Health Network branding and “whn.global” appear at the top.
World Health Network@thewhn.bsky.social · last mo.

In her latest Voices article, Becky Robertson explores the growing body of evidence showing that COVID-19 affects far more than the lungs. Drawing from both scientific findings and lived experience, she examines the neuropsychiatric and multi-system impacts that continue to affect (...)

Dark charcoal graphic with white and pink-to-yellow gradient text. World Health Network branding appears at the top. Full text: “whn.global. World Health Network. Science for a safer, healthier world. COVID-19 is not just a respiratory event. It is a profound neuropsychiatric and multi-systemic disruptor. Full article by Becky Ancira Robertson. whn.global/the-multi-systemic-reality-beyond-the-fine-line.”
World Health Network@thewhn.bsky.social · last mo.

One infection. That's all it takes. For millions around the world, a single COVID infection led to symptoms that lasted months or years. Long COVID can affect the brain, heart, lungs, immune system, and more. (...)

Graphic from the World Health Network on a light gray background. Text reads: “whn.global. World Health Network. Science for a safer, healthier world. One COVID infection. That’s all it takes to develop Long COVID. Mask up.” The words “COVID” and “Long COVID” are highlighted in bright pink, with a pink mask icon below.
World Health Network@thewhn.bsky.social · last mo.

Years after the start of the COVID-19 pandemic, millions of people continue to live with the lasting impacts of Long COVID. In this thoughtful reflection, psychology student Harry Chandler explores how learning about Long COVID, cognitive impairment, anxiety, and the experiences of (...)

Black World Health Network graphic with white and pink text. WHN logo and tagline: “World Health Network — Science for a safer, healthier world.” Main quote: “Long COVID has encouraged my dreams of becoming a clinical psychologist.” Supporting text: “Psychology student Harry Chandler reflects on the lasting impacts of Long COVID, the need for compassionate support, and why awareness still matters five years after the pandemic began.” Link: whn.global/joint-reflection-between-psychology-lecturer-and-studentBlack World Health Network graphic with white and pink text. WHN logo and tagline: “World Health Network — Science for a safer, healthier world.” Main quote: “The evidence on Long COVID, cognitive impairments and anxiety will inform my career aspirations. I would like to become a clinical psychologist, and the findings in relation to Long COVID will help to inform my practice.” Supporting text: “Research has linked Long COVID to symptoms such as cognitive impairment, memory difficulties, trouble concentrating, anxiety, and depression, among many other effects that can impact multiple body systems.” Link: whn.global/joint-reflection-between-psychology-lecturer-and-studentBlack World Health Network graphic with white and pink text. WHN logo and tagline: “World Health Network — Science for a safer, healthier world.” Main quote: “Moreover, I would like to support people with Long COVID as well as COVID-cautious people who still wear masks due to the virus still being prevalent. Being a lone masker can be challenging to deal with psychologically; I think people that continue to mask should be supported to continue masking, given that they are doing something for their own benefit and for the benefit of others.” Call to action: “Read Harry’s full reflection on whn.global/category/blog/voices.” Link: whn.global/joint-reflection-between-psychology-lecturer-and-student
World Health Network@thewhn.bsky.social · 2mo ago

Join WHN's Clean Air Panel Discussion 2: Safer Schools on June 29th from 11 AM to 1 PM ET to hear from a panel of experts working to improve air quality in educational settings. Learn why clean air in schools matters, what solutions are available today, and how we can create (...)

World Health Network event graphic in pale blue with the whn.global logo and the tagline “World Health Network — Science for a safer, healthier world.” Large text reads: “Join WHN’s Clean Air Panel Discussion 2: Safer Schools.” Additional text reads: “Hear from experts working to improve indoor air quality in schools and educational settings. June 29th | 11 AM to 1 PM ET.” A blue-to-green button says: “REGISTER NOW →”. The lower half features a soft 3D illustration of a white school building surrounded by trees and greenery.World Health Network speaker graphic with two white rounded panels and circular headshots. The whn.global logo and the tagline “World Health Network — Science for a safer, healthier world” appear at the top. Text reads: “Ruth Brooker. Ruth is the founder of Clean Air for Kids, a UK nonprofit advocating for better air quality in schools. Inspired by her son’s leukemia diagnosis, she works to advance policies that create healthier, safer learning environments for all children.” The second panel reads: “Liesl McConchie. Liesl McConchie is an education and brain science expert with 25+ years of experience. She works with leading clean air organizations to help schools improve learning, attendance, and health through better indoor air quality.” Footer text: “Clean Air Panel Discussion 2: Safer Schools.”World Health Network speaker graphic with two white rounded panels and circular headshots. The whn.global logo and the tagline “World Health Network — Science for a safer, healthier world” appear at the top. Text reads: “Lisa Greenfield. Lisa Greenfield is the Midwest Regional Program Manager for the Center for Green Schools at the U.S. Green Building Council. A longtime educator and indoor air quality advocate, she works with schools across the Midwest to create healthier learning environments.” The second panel reads: “Mary Jo Nabuurs. Mary Jo Nabuurs is a spokesperson for Ontario School Safety and a leading advocate for healthier schools and public spaces. She works to advance indoor air quality, public health, and evidence-based education.” Footer text: “Clean Air Panel Discussion 2: Safer Schools.”
World Health Network@thewhn.bsky.social · 2mo ago

Conversations between communities and public health leaders matter. That's why the World Health Network launched the Health Department Outreach Campaign, a community-led effort to help people connect with their local health departments and advocate (...)

Mint-green World Health Network graphic with the whn.global logo and six colored dots at the top. Large dark-green text reads: “Conversations need to happen between community and people who work in public health.” Below, text reads: “WHN’s Health Department Outreach Campaign gives you the tools to advocate for stronger public health in your community. We’ve created ready-to-use templates, resources, and guidance to make taking action simple.” An illustration shows five diverse adults wearing respirators and talking around a table, including community members and public health workers. A dark-green banner at the bottom reads: “Take action today. whn.global/health-department-outreach-campaign”