Don't move a muscle--read all about them! Did you know that...

• Without muscles you couldn't blink--or even breathe!

• Nearly 700 muscles control your life.

• Big or small, a muscle is made up of just one cell.

• Exercise doesn't give you more muscles, but it strengthens the ones you have.

Discover how muscles make us move--and see what it really looks like under your skin.

Award winning author Seymour Simon continues his fantastic journey through the human body with this stunning new addition. In MUSCLES, youngsters will learn about the different kinds of muscles within the body, from those they control to the ones that work without their even knowing it. Blending spectacular full-color photographs and clear, concise text, MUSCLES offers an intriguing look at human body.

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