Lots of people do it, but it is not healthy. It is a nervous habit that can be kicked with behavioral retraining. Please keep in mind that this habit can make you sick. Germs climb on hands, hands go in mouth, germs climb off hands, germs climb in mouth and go down your throat into your soft, permeable tissue where they make you sick.
Is it normal the bite the skin around my nails, make myself bleed?
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Lots of people do it, but it is not healthy. It is a nervous habit that can be kicked with behavioral retraining. Please keep in mind that this habit can make you sick. Germs climb on hands, hands go in mouth, germs climb off hands, germs climb in mouth and go down your throat into your soft, permeable tissue where they make you sick.