All About H2O

bout 60 percent of the human body is made of water: It comprises 90 percent of our blood, 75 percent of our muscles and brain, 80 percent of the kidneys, 70 percent of the liver, and even 22 percent of our bones. Beyond just quenching thirst, water enables the body to perform such vital functions as digestion, waste production, and temperature regulation. It is also a key player