We asked experts when you need to replenish these essential minerals, and how best to do so. By Katie Mogg When it’s hot outside, your body keeps cool by sweating. But you don’t just lose water in the ...

Ever since Gatorade was invented at the University of Florida in 1965, athletes have been guzzling sports drinks, or sips with electrolytes—minerals that have a natural electric charge when dissolved ...

A classic 20-ounce bottle of lemon-lime Gatorade contains nearly one-eighth teaspoons of salt and 80 milligrams of potassium — electrolytes "to help replace what you sweat out," the product's ads say.

Your heart rate is up, sweat beading down your temples. When you take a moment to catch your breath from an intense workout, what drink do you reach for? From Gatorade to Powerade, just about every ...