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?
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The natriuretic peptides are sometimes called the body's "natural diuretics" because they lower the concentration of sodium in the blood.

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How the Digestive System Works

What happens to your lunch after you eat it? As you read this, your digestive system is hard at work, taking it on a wild ride through your body.

HEALTH: HUMAN BODY
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