WHAT'S INSIDE: HUMAN BODY
- Body Parts
- Body Systems
If you've ever laced your fingers together, turned your palms away from you, bent your fingers back and heard a loud crack or pop, you know what knuckle-popping sounds like. So, what would happen if you popped your knuckles all the time?
Healthy digestion involves the whole body. Learn about the processes and body parts that go into digestion.