Knuckle cracking, often blamed for arthritis, is harmless, according to experts. The popping sound is caused by gas bubbles in joint fluid, not damage. While arthritis stems from age, genetics, or ...

Substantial improvements in ultrasound technology and expanded use of it have necessitated an update of the 2012 ...

Knuckle cracking, a common habit, involves the formation of an air bubble in the synovial fluid of finger joints. While the ...