What does it mean when someone is “double-jointed”?

Joints Read more from
Chapter Skeletal System

Being “double-jointed” (more accurately called joint hypermobility) does not mean having extra joints, but rather having unusually flexible joints, especially of the limbs or fingers. Double-jointed individuals have loose articular capsules.


This is a web preview of the "The Handy Anatomy Answer Book" app. Many features only work on your mobile device. If you like what you see, we hope you will consider buying. Get the App