recently added: neurological conditions videos
Human Mutants: A Second Skeleton
Recommend
On Discovery Channel's "Human Mutants: The Mystery of Growth," the disease, fibrodysplasia ossificans progressiva (FOP), is explained. Its symptoms are like the formation of a second skeleton.
Related Article: Learn more about musculoskeletal conditions.
- Company Info |
- Advertise With Us |
- Newsletter |
- Careers |
- Privacy |
- Contact Us |
- Help |
- Visitor Agreement |
- RSS |
- HSW Tools
- HowStuffWorks |
- HSW Brazil |
- HSW China
© 1998-2009 HowStuffWorks, Inc.
- Discovery Communications, LLC |
- Discovery Channel |
- TLC |
- Animal Planet |
- Discovery Health |
- Science Channel |
- Planet Green |
- Discovery Kids
- Petfinder |
- TreeHugger |
- Military Channel |
- Investigation Discovery |
- HD Theater |
- FitTV |
- Turbo |
- Discovery Education
- ATTENTION! We recently updated our privacy policy. The changes are effective as of Thursday, October 30, 2008.
- To see the new policy, click [here]. Questions? See the policy for the contact information.