What Happens To The Human Body In Space?

What Happens to the Human Body in Space?

Video: Gravity does a number on your body. Your body changes and reacts differently in zero gravity than it does on Earth. So what happens to your body in space? As astronaut Leland Melvin tells it, you actually gain a bit of height! Also, your heart gets a little bit smaller while changing shape, your bones become brittle, and your eyesight gets all funky. But it's all absolutely worth it because like, space.

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