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 ...

A sudden knee pop may signal a meniscus tear causing pain, swelling or locking. Ignoring symptoms can worsen damage and ...

Your knee may keep popping, clicking, crunching, or grinding due to harmless causes, like air bubbles in or around your knee joints. Crepitus is the medical term for the popping sounds or sensations ...

Q: My knee makes a popping sound sometimes — should I be concerned? A: Knee noises can be unsettling, but they're not always a cause for concern.