There are a few reasons why your joints snap and crack. For example, if you’re at the gym doing repetitive exercises, such as lifting weights or pushups, you might notice a clicking or soft snapping sound each time you bend your arm or leg. read more
When you pop or crack a joint, you stretch the joint capsule. Gas is rapidly released, which forms bubbles. In order to crack the same knuckle again, you have to wait until the gases return to the synovial fluid. read more
Joint popping that occurs once only is sometimes a result of injury to the joint. Such causes of joint popping include ligament strain or ligament tear, tendon strain or tendon tear (tendon rupture), broken bone , and joint dislocation. read more