Question: Importance of Water in the Human Body The image shows that 60%.. Water helps your body: Keep a normal temperature. Lubricate and cushion joints. Protect your spinal cord and other sensitive tissues. Get rid of wastes through urination, perspiration, and bowel movements. #water #drinkingwater # Why Drinking Water Is Good For Your Joints Optimum Health Rehab How to keep joints lubricated Baptist Health Jacksonville, FL Joint movement depends on synovial fluid, a slippery liquid that reduces friction and nourishes cartilage. This fluid is constantly renewed through joint movement and adequate water availability. When hydration is reduced, synovial