Is it normal to bite it so bad that it looks calloused?

I bite my left knuckle to the point people are like "omg" what did you do.... i never use to but the last three years i have...

Is It Normal?
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Comments ( 5 ) Sort: best | oldest
  • You should buy one of those chew toys for dogs and bite that instead.

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  • Boy I sure wouldn't want YOU to give me head!

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  • Beginning of a mental disorder, go get help.

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  • Ahahaha ^^

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  • Stressed maybe? Perhaps needing attention? Or just enjoy the pain? Maybe you enjoy biting something tough? All things to look into.

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