Dancing or gym, which is better? A doctor explains both offer unique benefits. While dancing boosts heart health and mood, ...

Burn more, weigh less. Sounds simple, right? Not exactly. A new study is challenging conventional wisdom about exercise and weight loss, suggesting your workout may not burn as many calories as you ...

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. Calories aren’t only ...