How do Double Joints work?
Do you have that one friend who likes to creep you out by bending their thumb back onto their arm or put their leg behind their neck. People often refer to these abilities as being double jointed, but what is really behind these disturbing party tricks? Here are three facts about being double-jointed.
For more science & technology facts, visit http://www.howitworksdaily.com
Or purchase the latest issue of the magazine from the Imagine Shop
https://www.imagineshop.co.uk/magazin...
You can also find us on:
Facebook: / howitworksmagazine
Twitter: / howitworksmag
Pinterest: / hiwimagine