Trichotillomania

Trichotillomania, commonly abbreviated as TTM, is a mental health disorder that causes a person to pull out the hair on their head, eyebrows, eyelashes, beard, or anywhere else on the body with hair growth. This urge is often triggered by stress, anxiety, a chemical imbalance in the brain similar to obsessive-compulsive disorder (OCD), or changes in hormone levels. Although listed under OCD, trichotillomania is often considered a body-focused repetitive disorder and can become very addictive. Celebrities Megan Fox and Charlize Theron both have been diagnosed with this.  

It’s not completely clear what causes Trichotillomania, but for many pullers, this coping mechanism is used to combat stress and unwanted sensations such as boredom or anxiety.  
 
People with Trichotillomania often feel an intense urge to pull their hair out and report feeling a growing tension until they do so. After pulling, they may feel a sense of relief and control. On the other