Learn about common reasons that can explain knee cracking, and how to tell when the sound calls for medical attention.

A harmless form of knee clicking, medically known as crepitus, occurs due to tiny air bubbles trapped in the joint fluid. These bubbles release during movement, producing a popping or clicking sound ...

Knee popping — also known as “Barbie knees” due to the sounds the doll makes when someone bends its knees — can be an unsettling experience, often leaving individuals concerned about potential ...

Fitness enthusiasts often notice that their knees pop, crack, or click while doing squats. While this may be harmless in some cases, it could be a sign of a joint issue that needs to be understood.