I used to come home from spin class completely drenched, feeling like I’d torched a thousand calories just from all that sweat dripping everywhere. Turns out I had it completely backwards about how ...

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Here's what your sweat level does and doesn't tell you.

Working your muscles during exercise generates heat. The more intense and prolonged the exercise, the more heat your muscles generate. Your body dissipates this heat primarily by sweating. As the ...