Humans grow to reach a certain height but then just stop growing. Why is this?
Watch more: What Would Happen If You Never Stopped Eating? ►►
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Inside the Human Body:
We are LIFE NOGGIN! An animated and educational web show designed to teach you all about your awesome life and the brain that makes you able to live it! We answer questions about everything from inside the human body to deep outer space. Stay tuned for more videos on every Monday and Thursday! Keep On Thinking.
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Animation by Steven Lawson
Written by Michael Sago: