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.

Indiana University provides funding as a member of The Conversation US. Just as a fish never stops to think about the water in which it spends its entire life, so do many human beings rarely pause to ...