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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.


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.


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 ...


Aug 13, 2014 ... Nail biting isn't without risks, however. For example, nail biting can: Damage the skin around the nail, increasing the risk of infection; Increase ...


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 ...


It could be your parents' fault: Scientists aren't sure if nail biting is genetic, but ... you can look for stickers made to cover nails -- they can have the same effect.


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  ...