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?

The spine is an amazing piece of architecture that is often neglected until we get a backache. Learn more about the spine in this video from Discovery Health's "Body Invaders."

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The Lymph System

The lymph system is the body's drainage system. It is composed of a network of vessels and small structures called lymph nodes. Learn more about the workings of this crucial system.

At night, why does it take my eyes several minutes to get used to darkness?

At night, your eyes adjust to darkness after several minutes. Do you know why it takes that long? Take a look at how your eyes adjust to darkness.

HEALTH: HUMAN BODY
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