But then our parents told us that you should not crack your knuckles because that weakens your grip and hand strength ... The "crack" isn't actually bones breaking or anything bad happening ...

In fact, the sound you hear isn't even coming from the bones themselves ... A 2017 study in Hand Surgery and Rehabilitation compared the grip strength and thickness of the knuckle cartilage ...

One researcher, Dr Donald Unger, actually cracked the knuckles of his left hand at least twice a day ... so many people’s teeth on edge is not bones rubbing together, or even (except in rare ...

Knuckle-bone shooting is a popular team-based game played in Mongolia. Teams of six to eight players flick thirty domino-like marble tablets on a smooth wooden surface towards a target of sheep ...