Water is essential to every bodily function. No other liquid can sustain your body like water, and the body needs a certain amount of water to function well.
About 80% of the human brain is water, blood contains 83% water, the lungs 79% and muscles 76%. All in all, the human body is comprised of about 75% water. Every function in the body is dependent on a steady supply and flow of water.
Here are just a few of the amazing things that water can do for your health: