Eli5: Why can you only pop your knuckles once?

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Why is it that when you pop your knuckles or other joints you can only do it once and then they won’t pop again for a while?
I know that the pop is from a gas bubble forming and cavitating but why candy you do it a second time?

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3 Answers

Anonymous 0 Comments

I have a toe that pops repeatedly. Probably something to do with breaking it a few times skateboarding.

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