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 ...

(Reuters) - Some people like the sound of knuckle-cracking and others loathe it, but for years there has been disagreement among scientists about what actually causes it. Researchers said on Wednesday ...

Knuckle-cracking is both commonplace and cryptic: Why on earth do our knuckles make that annoying popping noise when we crack them? Scientists have speculated on the question for decades, but only now ...