By Brenna Whitney

How is water used in the body?

  • All cells need water to go through their functions. Without water cells shrivel and die. With too much water cells burst.
  • Blood cells need water to carry oxygen to the rest of the cells in your body.
  • Lymph cells in the immune system need water to help fight off illness.
  • The digestive system needs water to get rid of waste. Without it, you would be unable to poop or pee.
  • The body needs water to cool down through sweating. Without sweating the body would over heat and it could be very deadly.
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Trivia Facts

  • Water molecules consist of two hydrogen and an oxygen atom and are bonded by electrical charge.
  • Humans cannot drink salt water.
  • There is the same amount of water on Earth as there was two billion years ago.
  • About 66% of the human body consists of water.
  • A person can live for about a month without food, but only a week without water.


To overcome dehydration, drinking water and gatorade to replenish the water and electrolights in the body is necessary. If dehydration is severe enough, hospitalization is necessary. There you are given an IV. In the IV there is both water and electrolights. It is given little by little to not shock your body.

Symptoms of Dehydration:

  • feeling dizzy and light headed
  • having a dry or sticky mouth
  • producing less urine or darker urine

Feeling thirst can sometimes be too late and you can already be dehydrated.