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 ...

"The first equation describes the pressure variations inside our joint when we crack our knuckles," he told BBC News. "The second equation is a well-known equation which describes the size ...

Let’s check! Cracking knuckles involves changes in pressure within the joints. According to Dr Phadnis, joints are surrounded by a fluid known as synovial fluid, which acts as a lubricant and ...

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. 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 ...