The human skeletal system consists of all of the bones, cartilage, tendons, and ligaments in the body. Altogether, the skeleton makes up about 20 percent of a person’s body weight. An adult’s ...

The skeleton allows movement, provides support, protection and makes blood cells Find out more with Bitesize. For students between the ages of 11 and 14.

From your femur to your stapes, your bones help you maintain your signature human shape; without them, you’d just be a pile of mush. But the skeleton isn’t just a lifeless scaffolding for the ...

Skeleton Keys Brian Switek Riverhead Books, $26. At this very moment, voracious cells are eating away at your bones. Not to worry, though — that’s just a normal part of bone maintenance in ...