You don’t need endless gym hours to see results. This efficient upper-body workout targets chest, back, arms, and shoulders ...

Starting your day with quick morning exercises can be a game-changer, especially for those over 50 looking to maintain their health, tone muscles, and burn fat. As we age, maintaining muscle mass and ...

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 ...

I recently came across images of women athletes from Howard Schatz’s (2002) book Athletes. These black-and-white pictures depict women ranging from 94 pounds to 240 pounds and from 5’ 0” to 6’ 2”.