The strength training mode in Garmin watches like the Forerunner 570 is a little confusing at first, but once you get the hang of it, it's incredibly useful in the gym. Garmin handles rest timers ...
My Amazfit Helio Strap is a treasure trove of features. I can't believe this $99 fitness tracker beats the Apple Watch 11.
Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...