The benefits of staying hydrated range from aiding fat loss and fueling muscle growth to promoting digestion and clearing up skin. And while there's nothing wrong with getting the job done with tap water (except maybe its taste, depending on where you live), the stuff that comes out of the faucet doesn't contain the potentially workout-enhancing ingredients that today's trendiest tap alternatives do. Not sure if your H2O needs an upgrade? Read up on the eight most popular bottled waters.
5 Hydration Myths-Busted >>>
- Queen of HalloweenLook back at Heidi Klum's craziest costumes.
- The "Airpocalypse" in PhotosBeijing Marathon runners donned face masks to beat smog.
- Getting to Know Gal GadotThe Israeli actress is in the mix for 'Ben Hur' role.
- Dairy-Free Ways to Get More CalciumTen foods for stronger bones, teeth, and muscles.