Your watch’s VO2 max isn’t perfect, but you can improve its accuracy with better data and heart-rate tracking.

The Pixel Watch 4 is Google's sportiest smartwatch yet. As someone who's tested nearly every smartwatch and fitness watch brand, I put the Watch 4 through its paces to see how well its accuracy holds ...

The Apple Watch Ultra 3 is a powerful health and fitness watch; that much was evident from its predecessor, the Apple Watch Ultra 2 (otherwise known as the best Apple Watch, in terms of features and ...