Stress
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Could this be a cause - i've heard many people who crack to relieve stress
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Yes
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i thought so.
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Definitely. Again strengthening the OCD theory.
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I think it is an OCD thing. Some people crack their joints, some people bite their nails and some people have other ticks. I tend to crack my joints when I'm mad or in a stressful situation.
Clarisa, Health Insurance Advisor