Knuckle cracking is a common habit, but many people still believe it weakens the joints. A top arthroscopy and sports ...

A bit of relief, or maybe just a force of habit: We’re separating fact from fiction about what happens when you crack your knuckles and other joints. * It all has to do with the “synovial fluid” in ...

“That popping sound from knuckle cracking is usually gas bubbles in the joint fluid collapsing as pressure changes—not your ...