Some studies suggest that the average healthy adult will get enough water if they take in about 11.5 cups (2.7 liters) to 15.5 cups (3.7 liters) of total fluid. That includes fluid from all sources including drinking water. How much fluid a body needs depends on several things, including body type, activity level, and environment.

Understanding the Context

Every day, the body loses water, including when you breathe ...