Cracking your knuckles causes arthritis.
When you crack your knuckles, you’re (usually) not doing anything harmful: the “crack” you hear is actually negative pressure temporarily pulling nitrogen gas into the joint, and that’s not harmful.
Cracking your knuckles causes arthritis.
When you crack your knuckles, you’re (usually) not doing anything harmful: the “crack” you hear is actually negative pressure temporarily pulling nitrogen gas into the joint, and that’s not harmful.