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There have been many different theories regarding the causes of excoriation disorder, including biological and environmental factors. [10]A common hypothesis is that excoriation disorder is often a coping mechanism to deal with elevated levels of turmoil, boredom, anxiety, or stress within the individual, and that the individual has an impaired stress response.
Onychotillomania can be categorized as a body-focused repetitive behavior in the DSM-5 and is a form of skin picking, also known as excoriation disorder. It can be associated with psychiatric disorders such as depressive neurosis, delusions of infestation [2] and hypochondriasis. [3] It was named by Jan Alkiewicz, a Polish dermatologist. [4]
The cause of BFRBs is unknown. [citation needed]Emotional variables may have a differential impact on the expression of BFRBs. [5]Research has suggested that the urge to repetitive self-injury is similar to a body-focused repetitive behavior but others have argued that for some the condition is more akin to a substance abuse disorder.
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.
This is an accepted version of this page This is the latest accepted revision, reviewed on 27 January 2025. The following is a list of mental disorders as defined at any point by the Diagnostic and Statistical Manual of Mental Disorders (DSM) or the International Classification of Diseases (ICD). A mental disorder, also known as a mental illness, mental health condition, or psychiatric ...
Health psychology examines the reciprocal influences of biology, psychology, behavioral, and social factors on health and illness. One application of the biopsychosocial model within health and medicine relates to pain, such that several factors outside an individual's health may affect their perception of pain.
Trichotillomania is usually confined to one or two sites, [9] but can involve multiple sites. The scalp is the most common pulling site, followed by the eyebrows, eyelashes, face, arms, and legs. [10]
Psychological pain, mental pain, or emotional pain is an unpleasant feeling (a suffering) of a psychological, non-physical origin.A pioneer in the field of suicidology, Edwin S. Shneidman, described it as "how much you hurt as a human being.