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. Sweat isn’t an ...

Whether you’re at the gym, at home with a broken air conditioner or having a bite of some spicy food, you could be sweating ...

Sweating does not help people burn calories. However, it may temporarily help people lose water weight. Despite what some people think, it is not necessary to sweat during a workout to burn calories.

A sweat test at Gatorade's sports science lab for elite athletes revealed I wasn't consuming enough water, electrolytes, or carbs during workouts.

While exercise itself does not cause acne, the buildup of sweat on the skin during a workout can allow bacteria to grow, which could inflame pores and cause acne. Acne that occurs due to sweat may ...

Hydration doesn’t have to be this high-tech or complicated, but nerdy endurance athletes might find the data worth the price. Hydration doesn’t have to be this high-tech or complicated, but nerdy ...

Breathable, lightweight, sweat-wicking, stretchy, your workout clothes should make exercise easier and more comfortable – ...