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The ouroboros or uroboros ( / ˌjʊərəˈbɒrəs /; [2] / ˌʊərəˈbɒrəs / [3]) is an ancient symbol depicting a serpent or dragon [4] eating its own tail. The ouroboros entered Western tradition via ancient Egyptian iconography and the Greek magical tradition. It was adopted as a symbol in Gnosticism and Hermeticism and most notably in ...
Nail biting, also known as onychophagy or onychophagia, is an oral compulsive habit of biting one's fingernails. It is sometimes described as a parafunctional activity, the common use of the mouth for an activity other than speaking, eating, or drinking. Nail biting is very common, especially amongst children. 25–35 percent of children bite ...
An eating disorder is a mental disorder defined by abnormal eating behaviors that adversely affect a person's physical or mental health. Types of eating disorders include binge eating disorder, where the patient eats a large amount in a short period of time; anorexia nervosa, where the person has an intense fear of gaining weight and restricts food or overexercises to manage this fear; bulimia ...
Jackson was diagnosed with the skin disorder vitiligo, which results in white patches on the skin and sensitivity to sunlight. To treat the condition, he used fair-colored makeup and likely skin-bleaching prescription creams to cover up the uneven blotches of color caused by the illness. The creams would have further lightened his skin.
Trichotillomania ( TTM ), also known as hair-pulling disorder or compulsive hair pulling, is a mental disorder characterized by a long-term urge that results in the pulling out of one's own hair. [2] [4] A brief positive feeling may occur as hair is removed. [5] Efforts to stop pulling hair typically fail.
Self-harm. Self-harm is intentional conduct that is considered harmful to oneself. This is most commonly regarded as direct injury of one's own skin tissues usually without a suicidal intention. [1] [2] [3] Other terms such as cutting, self-injury, and self-mutilation have been used for any self-harming behavior regardless of suicidal intent.
Kuru (disease) A Fore child with advanced kuru. He is unable to walk or sit upright without assistance and is severely malnourished. Infection and pneumonia during the terminal stage. Kuru is a rare, incurable, and fatal neurodegenerative disorder that was formerly common among the Fore people of Papua New Guinea.
Diagnoses have also included passive–aggressive personality disorder and schizophrenia. Mucophagy has also been referred to as a "tension phenomenon" based on children's ability to function in their environment. The different degrees of effectively fitting in socially may indicate psychiatric disorders or developmental stress reactions.