The Amazfit Active Max impressed us with its sleek looks, reliable tracking and a mind-boggling range of features. The best part? It costs just $169.99.
When you think about how fit you are, you might think about how far you can run or how many push-ups you can do. Or maybe you think about health metrics like your resting heart rate or heart rate ...
Ever wish you could breathe easier and sustain more intensity mid-workout? You may have overheard the term "VO2 max" at the gym or on a trainer’s social media page recently—but what is this fitness ...