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?

Your appendix is really a pretty mysterious organ. Find out why you have an organ that's not necessary to your survival.

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Lungs

Lungs are incredible organs. Learn all about them in these videos. Be careful -- they might take your breath away.

10 Ways Sitting Wrecks Your Body

You spend long hours sitting at your desk and on the couch, but what is all that time on your caboose really doing to you? As it turns out, a lot of bad.

HEALTH: HUMAN BODY

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