Cracking your knuckles is something many people do out of stress, boredom, or just habit. Yet for years, it has been surrounded by fear and misinformation. Some believe it weakens the joints, while ...

Hearing "snap, crackle, pop!" with no visible sign of the Rice Krispie trio can only mean one thing: snapping joints—likely knuckle cracking, to be more specific. Whether or not the sensation happens ...

The loud noise produced when you crack your knuckles is due to the rapid formation of a gas-filled cavity within the synovial fluid that lubricates your joints. When you pull or stretch your fingers, ...

Manchester rheumatologist explains why habitual finger joint cracking is generally harmless but neck cracking needs caution ...

For years, parents, teachers, and even friends have warned that cracking your knuckles will eventually cause arthritis. The loud popping sound has long fueled this belief. Despite decades of warnings, ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...

Good morning. I'm Noel King with the answer to a mystery that has puzzled scientists and kids for years. When we crack our knuckles, why do they make that popping sound? A grad student in France, ...

I’ve got my fair share of unconscious habits: running my hands through my hair, tapping my feet, pursing my lips when I’m concentrating—and, of course, cracking my knuckles. That last one is perhaps ...

Tales of terror about what happens when you crack your knuckles began, at least for me, with an annoyed third-grade teacher. Tired of the boys (it was always the boys ...

In some households, cracking your knuckles is a declaration of war. Whether you’re in the camp that can’t stand the sound or the one that can’t see what the fuss is about, you might be surprised to ...