WHAT'S INSIDE: HUMAN BODY

The human body is an amazing structure made up of many fascinating parts and systems. Learn about the human body and how its systems work together.
  • Body Parts
  • Body Systems
FEATURED: HUMAN BODY
How much do you know about the human body?
FPO

If you've ever laced your fingers together, turned your palms away from you, bent your fingers back and heard a loud crack or pop, you know what knuckle-popping sounds like. So, what would happen if you popped your knuckles all the time?

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Are you body smart?

When it comes to your body, how much do you know? Test your knowledge with this quiz adapted from "YOU: The Owner's Manual", by Dr. Mehmet Oz and Dr. Michael Roizen.

How Fasting Works

Sometimes people choose not to eat for religious, political or health reasons. It's called fasting, and it's been popular for thousands of years. What effects does fasting have on the body? Is it safe?

HEALTH: HUMAN BODY
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