Interesting facts about Human Body
- There are more than 100 different viruses which cause a cold.
- You can lose 150 calories per hour if you hit your head against the wall.
- Human skin is completely replaced about 1,000 times during a person's lifetime.
- The structure of the human body contains only four minerals: apatite, aragonite, calcite, and cristobalite.
- Nerve impulses in the human body move at about 90 m/s.
Whoa, Interesting.
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