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Cracking the knuckles occurs as a result of a rapid change in the pressure of the synovial fluid inside the joint. When the finger is stretched or bent in a certain way, it causes the joint surfaces to separate quickly, producing the sound. This change in pressure is the primary reason for knuckle cracking, and it is usually painless and does not cause any damage to the joints.
تنويه: هذا ملخص تم إنشاؤه بواسطة الذكاء الاصطناعي
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