"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The human body is made up of 60 percent water, and proper hydration is crucial to making sure your body ...

The human body is made up of 60 percent water, and proper hydration is crucial to making sure your body can function the way it’s supposed to. When you’re physically pushing yourself to your ...

The world’s top performers are abandoning conventional wisdom about hydration, embracing a revolutionary approach that’s transforming athletic achievement across sports. This cutting-edge method, ...

For 20 years, the US Army Research Institute of Environmental Medicine (USARIEM) has studied the effect of temperature and the environment on physical performance. One recent study showed that ...