The music video for John Legend 's single Everybody Knows has already been viewed 9,997 times since it was posted on Tuesday, January 20, 2009. The video belongs to the music genre of R&B.
hydration (Noun). the process of providing an adequate amount of water to body tissues. hydration (Noun). the chemical reaction by which a substance (such as cement) combines with water, giving off heat to form a crystalline structure in its setting and hardening.
Dehydration means that your body doesn't have enough water in it to keep it working right. A person gets water by drinking and eating. You lose water when you sweat, urinate (pee), have diarrhea, or throw up. You even lose a little water when you breathe.