Cracking knuckles doesn’t increase arthritis risk but could lead to temporary discomfort if done excessively. Studies show no ...

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 ...

View Full Profile. Learn about our Editorial Policies. “The cavity in between the two knuckles is filled with a fluid that is called the synovial fluid, and when you suddenly change the pressure in ...

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 ...