It might make you cringe, or it might bring you sweet, satisfying relief. Cracking your knuckles is one of those oddly divisive habits. Some people do it absentmindedly, while others can't stand ...

Whether it’s one or all of your knuckles, you may wonder what causes the cracking sound. Although interesting, “cracking joints” and “popping knuckles” are not fully understood.

An curved arrow pointing right. What's actually going on inside your joints when you crack your knuckles? Follow BI Video: On Twitter More from Science What's actually going on inside your joints ...

Dr Chris van Tullekan questions that piece of perennial parental advice: don’t crack your knuckles or you’ll get arthritis! One researcher, Dr Donald Unger, actually cracked the knuckles of ...

An curved arrow pointing right. Your parents said it was bad for you, and you kept on doing it. Guess what? You were right! Here's what's really going on. More from Science Your parents said it ...

Previous research had suggested that the collapse of the bubbles can generate the cracking noise, but others argued that pressure changes produce the sound, Barakat tells The Guardian. Images of ...