SWEATING
You lose about 2 to 3 percent of your body weight as sweat for every hour of heavy exercise, but ...
You lose about 2 to 3 percent of your body weight as sweat for every hour of heavy exercise, but don’t confuse temporary dehydration for real weight loss. Losing more than 4 percent of your body weight as sweat can hurt your athletic performance. — Ned Frederick, writer, Exeter, New Hampshire
11/15/14