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 ...

Imagine paying a hefty sum for what you believe to be essential medication, only to discover that it's nothing more than chalk and starch powder. This scenario isn't just a hypothetical; it's a grim ...

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 ...