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Nail biting, also known as onychophagy or onychophagia (or even erroneously onchophagia), ... Signs and symptoms[edit]. Nail biting usually leads to deleterious effects in fingers, but also mouth and more generally the digestive system.


Jul 26, 2014 ... There are many theories why nail biting is common, but this may actually be harmful to you beyond the emotional effects.


Oct 19, 2015 ... Back in 2007, Turkish scientists tested 59 people to see whether nail biting had any real effect on transporting bacteria to the mouth.


Feb 25, 2016 ... When you bite your nails, you're transferring potentially dangerous bacteria into your vital organs, putting yourself at risk for abdominal pain ...


Apr 25, 2017 ... Nail biting is not only gross, it can be dangerous to your health. Here are 7 reasons to quit biting your nails.


Aug 13, 2014 ... Does nail biting cause any long-term nail damage? Answers from Lawrence ... Nail biting isn't without risks, however. For example, nail biting ...


Aug 18, 2014 ... Nail biting can also have effects on your teeth: As Everyday Health points out, it can lead to teeth shifting out of place, as well as potential ...


Jul 2, 2014 ... Social stigma aside, experts say gnawing on your nails could lead to some scary health issues.


The side effects of nail biting are injuries to the nail bed and possible permanent deformity of the nails. Nail biting can worsen some existing conditions of the nail  ...


Research has found that people who bite their nails could crack, chip or wear down their front teeth from the stress caused by nail biting. Read more about this  ...