Since our schooldays, we’ve been told that purposefully cracking your knuckles will lead to arthritis later in life ... and ...

Knuckle cracking, a common habit, involves the formation of an air bubble in the synovial fluid of finger joints. While the exact cause of the cracking sound remains unclear, studies have not ...

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 ...