The tiniest joints of the fingers can break down over time and, in some people, need to be replaced. The wear and tear can cause unbearable pain and stiffness. Dr. Ryan M. Zimmerman, a hand, shoulder ...

Whether it’s one or all of your knuckles, you may wonder what causes the cracking sound. Although interesting, “cracking joints” and “popping knuckles” are not fully understood. In fact, cracking ...

Knuckles crack when a bubble forms in a joint, new high-speed images reveal. The finding, reported April 15 in PLOS ONE, may settle a decades-old debate about the source of the sound. In 1947, two ...

Whether you love it or hate it, cracking knuckles is a common habit we've likely all done at some point. It's one of life's simple pleasures for some people, who crave the satisfying "pop" and ...

Remember that your finger joints can get hurt if used too much or due to arthritis. If your finger joints hurt or you can't move them, see a healthcare provider to prevent more damage. You can help ...

Many of us will remember mum and dad saying that cracking your knuckles will break your fingers. Now scientists have joined in this age-old debate with research they dubbed the "pull my finger study".

Knuckle cracking, a common habit, involves the formation of an air bubble in the synovial fluid of finger joints. While the exact cause of the cracking sound remains unclear, studies have not found a ...

Claudia Hammond examines what causes the wince-inducing sound, and sifts through the evidence to see whether it actually damages your joints. Some people crack their knuckles by pulling the tip of ...

Throbbing, aching, or shooting pain in the knuckles can result from an injury or an underlying medical condition, such as arthritis or a cyst. The treatment for knuckle pain may depend on the ...

Arthritis in the fingers can cause joint swelling, loss of function, and other symptoms. It may also change the appearance of the affected joints. The joints in your fingers, including the knuckles, ...