Nothing you can do: Many studies over the years have consistently shown that knuckle cracking does not lead to arthritis or "fat knuckles". Your knuckles may appear larger than the rest of your finger because anatomically, there is more going on there. Knuckles are joints at which two bones of the finger connect in a casing made of tendon and fluid. If you are slender already, the interknuckle area may appear smaller
Answered 1/8/2021
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