If you love making your knuckles and other joints pop, you might’ve heard that doing so is “bad for you” and that “you’ll get arthritis.” Short answer: we’re not sure. Long answer: this video from Vox ...

Your joints actually crack as a result of gas. A gas-filled cavity - known as tribonucleation - forms in the synovial fluid ...

The sweet release of cracking knuckles has always baffled scientists. Over the years, scientists trying to explain the cracking sound have pointed to “bubbles” created by rapid pressure changes in the ...

Joints often crack due to harmless gas bubbles in fluid or tendons moving over bones. While usually normal, persistent pain, ...

It’s one of the most annoying habits, but it's also pretty mysterious. What actually causes the sound of cracking knuckles? Researchers long believed the sound was caused by the collapse of bubbles ...

In a study published Wednesday by the scientific journal PLOS ONE, the researchers used MRI video to determine what triggers the joints in the finger to cause the distinct sound. They observed that ...

Since 1939, there have been a couple of theories on what actually makes the distinct popping sound that comes with knuckle-cracking, from tightening fibrous capsules to vibrations in the tissue. A new ...

A graduate student in France is the latest to investigate why cracking knuckles make that noise. His answer involved a series of math equations. Good morning. I'm Noel King with the answer to a ...

Occasionally cracking your knuckles or other joints is very common and usually not harmful. If it is accompanied by pain or swelling or follows an injury, it may be caused by an underlying condition.