Most of the human body is water, with an average of roughly 60%. The amount of water in the body can change slightly with different factors, such as age, sex, and hydration levels. Most of the human ...

Normally, your body is made of about 50%-60% fluid, including water, blood, and lymphatic fluid. When your fluid levels are out of balance (too high or too low), serious health problems can happen.

All the body's fluids make up one large body fluid pool. Losses of fluid from any one source is reflected in the levels of all the body's other fluids: e.g. profuse sweating will ultimately result in ...