From knuckle pops to neck crunches, joint cracking is common and oddly satisfying. But what’s actually happening inside the ...

Many of us have noisy joints. Knees crack on the stairs, necks pop when we stretch, and knuckles seem to crack almost on ...

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 ...

Joint cracking and popping, known as crepitus, is usually harmless and caused by gas bubbles, tendon movement, or tight muscles. However, persistent sounds accompanied by pain, swelling, stiffness, or ...

Joint noises are common and often misunderstood. A physiotherapist explains why they happen and what they do, and do not, ...