Trichotillomania Facts Trichotillomania is a hair pulling disorder and is often known as Trich. Trichotillomania is when someone can’t resist the urge to pull out their hair. They may pull out the hair on their scalp, eyelashes, eyebrows, under arms, legs, pubic regions and anywhere hair grows on their bodies. Sufferers have an intense urge … More What is Trichotillomania and how did it present in my daughter?