OLYMPIC viewers can’t help but notice that every gymnastic competitor will chalk up before a game. Chalk is an essential tool for Olympic weightlifters and gymnasts competing on bars, rings and even ...

“You spray, wipe the chalk, powder, then re-chalk. We are all convinced that we have gotten so much chalk into our lungs we are all immune.” While that might be a stretch, at least O’Keefe doesn’t ...

It's an image you've seen plenty of times before: just before beginning a routine, a gymnast dusts their hands with a white powdery substance. If you've ever been curious about what that powder is or ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. If you’ve ever seen ...