Finger Sweat Could Be the Huge Health Upgrade Smart Rings Need https://gizmodo.com/finger-sweat-could-be-the-huge-health-upgrade-smart-rings-need-2000792548
Finger Sweat Could Be the Huge Health Upgrade Smart Rings Need
UCSD researchers created a ring that can passively sample and analyze your sweat to track nutrition and insulin response.
gizmodo.com