You know that sensation of sweat dripping on your body when you’re doing a run, dance class, or strength training? Some believe that sweat is a sign of a good workout. Others might wonder if it’s a ...

When you exercise, it's normal to perspire. "Your body sweats to maintain your body temperature," explains Bivash Dasgupta, R&D manager at Degree. "Sweating cools your body." If you're sweating ...