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What If You Stopped Drinking Water?

Key Facts In This Video

  1. The most abundant molecule in the human body is H2O, and makes up about 65% of an adult. 00:21

  2. The initial signs of dehydration include a dry mouth and darker, more odorous urine. 01:00

  3. Only 2.5% of all Earth's water is fresh, most of which is in the form of glaciers or underground lakes. 02:11

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