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Why Your Body Is AMAZING!

Key Facts In This Video

  1. The cells in the inner lens of your eye and your heart muscles have been with you for your entire life. 00:26

  2. Your fingers can detect a ridge that's 7,500 times smaller than the diameter of a human hair. 01:12

  3. Some people have more bacteria in their mouth than there are humans in the world. 02:05