Tag Archives: osteoarthritis
When you crack your knuckles, you’re creating bubbles
The next time you crack your knuckle, know that you’re actually creating little gas-filled bubbles in the fluid that lubricates your knuckle’s joints. The cavities appear because the bones at the joints separate rapidly, creating a low-pressure volume that’s filled … Continue reading
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Tagged cavitation, cine MRI, knuckle-cracking, osteoarthritis, PLoS ONE, synovial fluid, tribonucleation
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