examples:
Skin-picking (“Excoriation disorder”)
Hair-pulling (“Trichotillomania,” “Trich,” or “Hair-pulling disorder”)
Nail-biting (“Onycophagia”)
Hair nibbling (“
Trichophagia”)
Teeth-grinding (“Bruxism”)
Cheek biting (“Morsicatio Buccarum”)
Tongue biting (“Morsicatio Linguarum”)
Compulsive
nose picking (“Rhinotillexomania”)
5% of the world has this I
bite my tongue