The master currency in sport has pretty much always been power. It’s increasingly being recognised for its role in health though. More on these, their reasoning and how to develop power in comments

Health and performance is full of paradoxes. Here are some I’ve been navigating with some thoughts on them healthperformancenexus.substack.com/p/paradoxes-...

Paradoxes in Health & Performance

Important paradoxes to improve health and performance

healthperformancenexus.substack.com

How do you build the perfect athlete? This and the role of constraints in creativity and long term success in my article this week. healthperformancenexus.substack.com/p/perfect-at...

Building the Perfect Athlete

Lessons for health and performance from a thought problem

healthperformancenexus.substack.com

What started as a bike race to sell newspapers is now a testing ground for innovation and cutting edge performance insights. What can we learn from this year’s Tour de France? healthperformancenexus.substack.com/p/insights-f...

Insights from the Tour de France

What can the Tour de France teach us about health and performance?

healthperformancenexus.substack.com

What’s the difference between placebo and the belief effect? What are the implications for health and performance? More here: healthperformancenexus.substack.com/p/belief-or-...

Is it Belief or Placebo?

Teasing out the differences between belief and placebo in health and performance

healthperformancenexus.substack.com

The role of humans in AI & humans in the loop as a concept in performance, Dr Susie Reiner helped me with some insights from an upcoming paper she’s written on the topic. Including her great framework for thinking about it healthperformancenexus.substack.com/p/humans-in-...

AI in Health & Performance pt 3

A look at the roles humans should be playing in use of AI in health and performance

healthperformancenexus.substack.com

A look at AI use in both performance and the field of science. You’d be surprised by the challenges it’s presenting in science and the innovations it’s bringing to performance healthperformancenexus.substack.com/p/ai-in-perf...

Is AI Driving the Performance Gains We're Seeing?

Part 2 of an Evaluation of AI in Health & Performance

healthperformancenexus.substack.com

Finally did some writing about AI in health and performance. Some food for thought for folks who are not familiar with its application in those spaces or only have rose coloured glasses for it (it’s always a balance) healthperformancenexus.substack.com/p/ai-in-heal...

Will AI Make us Healthier?

Part 1 of an Evaluation of AI in Health & Performance

healthperformancenexus.substack.com

There’s a lot of advice in the health & performance spaces online, navigating it can be brutal. I penned this piece with criteria for evaluating the source for people to better interpret advice. The criteria may surprise you healthperformancenexus.substack.com/p/who-should...

Who Should You Listen To?

A toolkit to evaluate information sources by in health and performance

healthperformancenexus.substack.com

We tend to focus on what injured folks can’t do rather than how we can keep them improving. It’s a disempowering viewpoint I explore a better way to approach this, including examples is here: healthperformancenexus.substack.com/p/ask-not-wh...

Ask Not What You Can’t Do, But What You Can

The most important shift in health and performance

healthperformancenexus.substack.com

It’s always tech informed, not tech dependent. We should be building capacity rather than dependency. It’s with that in mind that I outlined my use of Stryd in both health & performance realms

Wearable data is often used to course correct or adjust, reactively. Much more rarely is it used proactively for planning using a broader timescale of data. This is what @drpetertierney and I wrote about, including our data and a “how to” healthperformancenexus.substack.com/p/how-to-bet...

How To Better Use Wearable Data

Zooming out to be more proactive than reactive with wearable data

healthperformancenexus.substack.com

Companies fail for many reasons, especially startups and including wearable companies. This isn’t an exhaustive list of reasons but includes some crucial product related reasons that are solvable healthperformancenexus.substack.com/p/where-and-...

Where and Why Wearables Fail

Observations on product hurdles for health and performance wearables

healthperformancenexus.substack.com

For the longest time we thought that excessive exercise impaired immunity. New research changed my mind on this. More here: healthperformancenexus.substack.com/p/immunity

Are You Running Towards or Away from a Cold?

The role of exercise in immunity

healthperformancenexus.substack.com

Some recent grumblings from whoop about a paper from last year made me reflect on industry standards and who decides on them. It’s a tough question but an important one for the industry and consumers alike. More in the link in comments

The discourse around London marathon and performances there has been extensive and interesting to say the least. The thing that caught my eye was Kejelcha’s fueling and the lessons we can take from that as it pertains to health & performance healthperformancenexus.substack.com/p/what-can-w...

What Can We Learn from a Sub 2hr Marathon

A examination of aspects of a sub 2 hour marathon in the health and performance realms

healthperformancenexus.substack.com

Initial success can be a falsely reinforcing loop, especially when misunderstanding physiology and first principles. This pattern seems to be rife, for example in volume or body weight discussions in endurance sport More here: healthperformancenexus.substack.com/p/the-proble...

The Problem with Success

The traps of misattribution and skipping steps in health and performance

healthperformancenexus.substack.com

Biometrics are ever expanding and sampling “waste” makes sense in a lot of contexts. A new paper suggests we could measure stress from your toilet healthperformancenexus.substack.com/p/measuring-...

Measuring Stress from a Toilet Near You

A look at a paper quantifying allostatic load

healthperformancenexus.substack.com

There are some trends I have spotted that are about to break and become mainstream, they're classic of the current media & social media environment - don't be fooled though, they're just under-nuanced takes. More here: open.substack.com/pub/healthpe...

Keep an Eye Out for This and Don't Fall for It

Some things that will emerge soon in the health & performance spaces

open.substack.com

What do you do when your wearable and feeling disagree? How do you modify training when sick? @drpetertierney.bsky.social and I cover this other factors like HRV & AI illness detection in this piece. healthperformancenexus.substack.com/p/illness-tr...

Illness, Training & Data vs Feelings

How to use objective data with your perception to guide decisions and what to do when they don't line up

healthperformancenexus.substack.com

Interested in health or performance (or both and their interplay) there’s something for you here. These are my top performing articles from over 2 years of weekly articles healthperformancenexus.substack.com/p/start-here

Start Here

A guide to the back catalogue of Nexus Health & Performance

healthperformancenexus.substack.com

Really impressive work building a model predicting insulin resistance AND crucially providing users with good advice to remedy the situation. Authors used a mix of wearables, demographics and easily available blood tests. healthperformancenexus.substack.com/p/wearable-i...

Can a Wearable Help 'Solve' Diabetes?

A look at a recent wearable paper on prediction of insulin resistance.

healthperformancenexus.substack.com

Some interesting research has been published recently looking at multivitamins, coffee’s link to the microbiome & finally a paper with lots of hype that’s largely being misinterpreted when it comes to sleep, exercise and their impact on aging. healthperformancenexus.substack.com/p/multivitam...

Multivitamins, Coffee's Impact on the Microbiome & Sleep's Impact on Aging

A review of some recent high profile papers in the health and performance space

healthperformancenexus.substack.com

Should we all see ourselves as athletes and embrace the athlete mindset? Or is this just marketing? I dissect it all here, with some high yield take aways for folks on lesser known aspect of the athlete mindset that could be helpful. healthperformancenexus.substack.com/p/embracing-...

Embracing the Athlete Mentality

Lessons from the world of athletic performance for everyone to embrace

healthperformancenexus.substack.com

New arrivals on the wearables market have seen some big hype and being excitement but what’s the science behind them? Is there data? What can we learn? healthperformancenexus.substack.com/p/newcomers-...

Some Newcomers to the Wearable Wars

A look at some recent wearable releases and what they mean for health and performance

healthperformancenexus.substack.com

Sulforaphane is a fascinating molecule with quite a long history which has been a quiet darling in the health space for a while but has recently gained some hype in the performance space too thanks to Nomio, but what does the research actually say? healthperformancenexus.substack.com/p/sulforaphane

Was Your Mother Right? Is Broccoli the Answer?

Sulforaphane and it's use in health and performance

healthperformancenexus.substack.com

As I wrote about a few weeks back, there's a difference between knowing and understanding. Never has this been truer than my own experiences with coffee, sleep and energy. That said, the learnings and some of the facts in this piece may surprise some folks. lnkd.in/gcVAB84x Keen to hear feedback

Coaching as a practice extends well beyond the white lines of the sporting arena, and even beyond the boardroom. Here are some great lessons to be learned from some of the world's best coaches which can be applied broadly in the health and performance realms. open.substack.com/pub/healthpe...

Lessons in Performance from a Master

Rassie Erasmus' lessons on performance

open.substack.com

Knowing something and truly understanding it are not the same. This manifests all over health & performance inside & outside of the sporting realm. More here: healthperformancenexus.substack.com/p/knowing-vs...

Do You Know? Or Do You Understand?

Examining the difference between knowledge and understanding in the world of health and performance

healthperformancenexus.substack.com

Lessons for all from the world of hyrox and thoughts on what it needs to sustain momentum as well as its chances of Olympic inclusion healthperformancenexus.substack.com/p/hyrox

Hyrox

What we can learn from the athletes, their training and its Olympic bid

healthperformancenexus.substack.com