I tried a hydration tracker that syncs with my Garmin watch during sweaty workouts — here’s what I found

[admin]

The FLOWBIO S1 is a small wearable tracker that uses your sweat to analyze your hydration levels after a run or cycle, and I visited the company's lab to test it out in person.

I tried a hydration tracker that syncs with my Garmin watch during sweaty workouts — here’s what I found : Read more