» Roughly 70 percent of an adult’s body is made up of water.

» At birth, water accounts for approximately 80 percent of an infant’s body weight.

» Somewhere between 70 and 75 percent of the earth’s surface is covered with water.

» By the time a person feels thirsty, his or her body has lost over 1 percent of its total water amount.

» The weight a person loses directly after intense physical activity is weight from water, not fat.