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 ...
Cracking knuckles creates a gas cavity in fluid; it makes noise but causes no damage Nearly everyone who cracks their knuckles has heard the same warning at some point: keep doing that and your hands ...
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