Gold Member Badge


  • You're all caught up!

Why Do We Need to Drink Water?

author image Rachel Nall
Rachel Nall began writing in 2003. She is a former managing editor for custom health publications, including physician journals. She has written for The Associated Press and "Jezebel," "Charleston," "Chatter" and "Reach" magazines. Nall is currently pursuing her Bachelor of Science in Nursing at the University of Tennessee.
Why Do We Need to Drink Water?
elderly woman drinking from water bottle Photo Credit: moodboard/moodboard/Getty Images

Almost 60 percent of the human body is water, which is little wonder when you find out why this fluid is so vital to your body's function. Each day, the body must replace 2.4 liters of water, mostly through drinking water and consuming foods with a high water content.

Video of the Day

Temperature Regulation

girl holding water bottle in gym
girl holding water bottle in gym Photo Credit: YanLev/iStock/Getty Images

Water helps keep the body cool when exposed to intense temperatures. The sweat produced during a workout is one good example of why drinking water is so vital.

Protects Your Nervous System

child drinking from water bottle
child drinking from water bottle Photo Credit: Top Photo Group/Top Photo Group/Getty Images

The human brain is composed of about 70 percent water. Water protects the brain and spinal cord as it acts as a shock absorber, according to the U.S. Geological Survey website. Drinking water is necessary to ensure that they are properly cushioned.

Cushions Joints

man feeling knee joints
man feeling knee joints Photo Credit: kosmos111/iStock/Getty Images

Your joints also rely on the fluid that surrounds them for cushioning and to keep them moving freely. Not drinking enough water can cause your joints to feel stiff.

Rids the Body of Waste

woman holding glass of water
woman holding glass of water Photo Credit: Fuse/Fuse/Getty Images

Water is necessary to move wastes through the body. Whether through urine or bowel material, water is used by the excretory organs to eliminate wastes. Not drinking enough water can cause a person to experience diarrhea or vomiting symptoms related to dehydration.

Keeps Skin Moist

woman feeling skin
woman feeling skin Photo Credit: Jupiterimages/Creatas/Getty Images

Drinking water also benefits the skin. If your skin is not getting the sufficient water, it will become dry, tight and flaky. Dry skin is prone to wrinkling.

LiveStrong Calorie Tracker
Lose Weight. Feel Great! Change your life with MyPlate by LIVESTRONG.COM
  • Gain 2 pounds per week
  • Gain 1.5 pounds per week
  • Gain 1 pound per week
  • Gain 0.5 pound per week
  • Maintain my current weight
  • Lose 0.5 pound per week
  • Lose 1 pound per week
  • Lose 1.5 pounds per week
  • Lose 2 pounds per week
  • Female
  • Male
ft. in.



Demand Media