You're quite a piece of work. No, we mean it: Among its valuable parts, your body contains more than 200 bones, 600 muscles, 22 feet of intestines, dozens of organs, and nearly 100,000 miles of blood vessels. Heck, just one of your eyes contains more than 15 working parts. But of all your bits and pieces, which ones are the most indispensable? On these pages you'll find your body's five anatomical all-stars—and how to keep each one in tip-top shape.
Tags: Organ, Organs, Liver, Heart, Bone, Keep, Maintain, Kidney