00:00Did you know? 1. The human heart beats about 100,000 times a day.
00:062. Your skin completely renews itself every 27 days. 3. The brain doesn't feel pain.
00:14That's why brain surgery can happen while you're awake.
00:184. A sneeze can travel at a speed of 160 kilometers per hour, 100 miles per hour.
00:255. The nose can detect over 1 trillion different smells.
00:306. The strongest muscle in the human body is the jaw, masseter.
00:357. Your pupils can expand and contract more than 100 times per second.
00:418. The body generates enough heat in 30 minutes to boil half a liter of water.
00:469. The number of bacteria in your body is higher than the number of your own cells.
00:5110. Human bones are stronger than steel, yet much lighter. Amazing, right?
00:57For more fun facts, like, share, and don't forget to subscribe.
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