Hydration needs vary based on your age, sex, activity level, climate and health status. Aim for 11.5 cups per day of water ...

Learn how much water you should drink daily based on your body size, activity level, and health needs. Get personalized ...

Staying properly hydrated in the heat can be tricky. We talked to a registered dietitian to help you make a summer hydration ...

and 3.7 liters for men. One liter is equivalent to 33 ounces. "Your body's own systems will tell you when you need more water and it's called thirst," Ashton said. "A lot of times people think ...

Back in 1945, the U.S. Food and Nutrition Board advised people to consume 2.5 liters, or 84.5 fluid ounces (fl oz), of water per day, including fluid from prepared foods. Today, the Centers for ...

The eight-by-eight rule guides us to drink 64 ounces (about 1.9 liters) of water each day. Many of us have blindly followed this advice for our entire lives, not knowing where it came from or why ...