Add Yahoo as a preferred source to see more of our stories on Google. If you’ve ever popped or cracked your joints — by accident or on purpose — you’re not alone. There’s even a medical name for that ...

In some households, cracking your knuckles is a declaration of war. Whether you’re in the camp that can’t stand the sound or the one that can’t see what the fuss is about, you might be surprised to ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...

A bit of relief, or maybe just a force of habit: We’re separating fact from fiction about what happens when you crack your knuckles and other joints. * It all has to do with the “synovial fluid” in ...

Human bodies have joints that contain a lubricant fluid which could make a cracking noise when you bend knee, rotate shoulder ...

An age-old urban legend that claims cracking one’s knuckles will lead to arthritis may be old in every middle school child’s repertoire, but a look at the scientific literature finds that there is ...