Sound is usually treated as the most familiar of physical phenomena, the background noise of daily life rather than a ...

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 ...

If you’ve ever popped or cracked your joints — by accident or on purpose — you’re not alone. There’s even a medical name for that crackling, clicking or popping sound your bones make: crepitus.

SACRAMENTO, Calif. — Snap, crackle, pop. If you're a knuckle cracker, that familiar sound when you consciously pop your joints is like comfort food. You know it might not be so healthy for your hands ...

UC Davis Health System research presented at the annual meeting of the Radiological Society of North America in Chicago helps resolve two persistent questions about knuckle cracking: What causes the ...

That satisfying pop from knuckles or unexpected crack from knees during stretches often puzzles both medical professionals and patients alike. While these sounds can startle or concern some people, ...

Experts say you shouldn't be concerned if you notice your knees crackling or popping as you get up from low positions. Oleg Breslavtsev via Getty Images Turns out, this is a pretty common occurrence, ...

What does it mean that my knees crack? “Knee cracking could mean lots of things,” said Harshvardhan Singh, Ph.D., assistant professor with UAB’s Department of Physical Therapy. “If it is painful, then ...

An age-old urban legend that claims cracking one’s knuckles will lead to arthritis may be old in every middle school child’s repertoire, but a look at the scientific literature finds that there is ...

After watching this video I took my iPhone 7 Plus out of its Moshi case and performed a slight twist just as iJustine does in her video. Sure enough, the crack sound was there — the same sound I had ...