Summer Sweat: What's the Best Way to Stay Hydrated?

Even though staying hydrated is important throughout the year, it's even more crucial during the summer months. Should be easy enough, right? Just consume enough water throughout the day.If you're outside all day, or exercising in the summer heat, does that mean you need to drink even more water? Or, are sports drinks like Gatorade a better option, since they replace the electrolytes you've lost through sweating?What truly is the best way to stay hydrated?Lewis Maharam, MD, shares the best way you can stay hydrated throughout the hot summer months, whether you're working or exercising outdoors.