How many bone joints are humans able to pop/crack?

As many as there exists in the human body would be my guess, being the only exception sutural bones. Wherever there's joint and is meant to move, then it can crepitate. This kind of crepitation is caused by the exploding bubbles of nitrogen that acumulate in the synovial fluid that covers the joints. read more

As many as there exists in the human body would be my guess, being the only exception sutural bones. Wherever there’s joint and is meant to move, then it can crepitate. This kind of crepitation is caused by the exploding bubbles of nitrogen that acumulate in the synovial fluid that covers the joints. read more

Raising your shoulder overhead mobilizes the spine into backward bending (which may lack mobility at this point) possibly causing some popping or cracking. If the cracking isn't painful, it is probably due to increased pressure in the tight joint segment pushing the multiple tiny pockets of air together within the joint fluid. read more

Joint Popping and Cracking: What You Need to Know No one knows exactly what causes the common sounds of joint cracking and popping. It could be caused by ligaments stretching and releasing or by the compression of nitrogen bubbles in the spaces of the joints. read more