Very few people actually need two liters of water a day. But how much do they really need? What changes in the heat, whether ...

This is a simple guideline that's easy to remember and usually easy to achieve. If you weigh 150 pounds, aim to drink 75 ...

Water and electrolyte drinks both hydrate you. Sometimes electrolyte replacement is necessary if you have a medical condition ...

Enjoy these highly-rated summer drink recipes, like homemade electrolyte drinks and no-added-sugar teas, to keep you hydrated all summer long.

Wondering when to drink electrolytes for the biggest benefit? Here, the experts break down the best times to take them for ...

Enjoy these highly-rated summer drink recipes, like homemade electrolyte drinks and no-added-sugar teas, to keep you hydrated all summer long.

Think you need 8 cups of water a day? Or that coffee dehydrates you? Experts debunk the most common misconceptions about ...

Best electrolyte drinks and tablets to keep you hydrated, tested by our fitness editor. Electrolytes are the mainstay of professional athletes but we could all benefit from a dose, especially in ...