myths about water

Fact: Energade was invented to help soccer players stay in top form during sweaty outdoor games, and it can do the same for you on a sweltering afternoon at the beach. When you sweat a lot, you lose both salt and water through your pores, Micklesfield says.

Sports drinks replenish your supply of both, but it's important to drink only when you are thirsty and to choose drinks you can tolerate – some people find certain brands too sweet for their taste. Drink yours ice-cold and it will make you feel cooler, too, by drawing heat out of your tissues on its way down your gastrointestinal tract.