Finally, scientists know why knuckles crack – nobody knows why they bothered.
Scans reveal what the sound when someone cracks their knuckles is
dailym.ai
The popping sound is created when the joints in the finger pull apart, creating a cavity or a bubble in the fluid between them, researchers from the University of Alberta found.
Scans reveal what the sound when someone cracks their knuckles is
dailym.ai
The popping sound is created when the joints in the finger pull apart, creating a cavity or a bubble in the fluid between them, researchers from the University of Alberta found.