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.
Photo Credit gpointstudio/iStock/Getty Images. 1  Hydration is an important aspect of nutrition for everyone, and it is key in maintaining good health and overall well being. Monitor how much water you drink each day but also pay attention to your body for signs of dehydration, such as dark urine color and headaches.