called hair-pulling disorder

mental disorder frequent, repeated, irresistible urge to pull hair out from scalp, eyebrows, eyelashes


  • pulling out hair; can be automatic or on-purpose
  • increased sense of tension before pulling out hair or trying to resist it
  • sense of pleasure or relief after pulling hair out
  • hair loss that can be seen, bald spots
  • ritualistic pulling out of hair; they follow the same pattern
  • biting, chewing, or eat the hair
  • rub the hair over their face / lips
  • repeated attempts to stop or reduce, but often no success
  • distress or problems at work, school, or in social life

Types of hair-pulling:


Focused (Deliberate):

What emotions influence

Positive Negative

Causes and Risk Factors

Family History Health condition Age Other mental health Stress Environment


Psychotherapy Medications

Comorbidities and Co-occurences

  • Depressive disorders
  • Excoriation
  • Tourette’s Syndrome
  • OCD