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These include anorexia nervosa as the most common one, followed by bulimia nervosa, binge-eating disorder, avoidant/restrictive food intake disorder, pica, rumination, and two categories that ...
Anorexia nervosa (AN), often referred to simply as anorexia, [12] is an eating disorder characterized by food restriction, body image disturbance, fear of gaining weight, and an overpowering desire to be thin. [1] Individuals with anorexia nervosa have a fear of being overweight or being seen as such, despite the fact that they are typically ...
Anorexia affects about 0.4% and bulimia affects about 1.3% of young women in a given year. [1] Up to 4% of women have anorexia, 2% have bulimia, and 2% have binge eating disorder at some point in time. [10] Anorexia and bulimia occur nearly ten times more often in females than males. [1] Typically, they begin in late childhood or early ...
Anorexia is a symptom, not a diagnosis. The symptom also occurs in animals, such as cats, [1] [2] dogs, [3] [4] cattle, goats, and sheep. [5] In these species, anorexia may be referred to as inappetence. As in humans, loss of appetite can be due to a range of diseases and conditions, as well as environmental and psychological factors. [2] [4]
An anorectic is a drug that reduces appetite, resulting in lower food consumption, leading to weight loss. [1] These substances work by affecting the central nervous system or certain neurotransmitters to create a feeling of fullness or reduce the desire to eat.
Promotion of anorexia is the promotion of behaviors related to the eating disorder anorexia nervosa. It is often referred to simply as pro-ana or ana. [1] The lesser-used term pro-mia refers likewise to bulimia nervosa [2] and is sometimes used interchangeably with pro-ana. Pro-ana groups differ widely in their stances.
Atypical anorexia was not described in earlier editions of the DSM, which included a requirement that a person has a body weight no higher than 85% of normal. [4] Patients with atypical anorexia were diagnosed with the DSM-4 qualification "eating disorder not otherwise specified" (EDNOS) until the DSM-5 was released in 2013. [4]
People with anorexia usually restrict their caloric intake and limit types of food they eat. Some people are also known to exercise excessively, purge with laxatives or vomiting and/or binge eat. Eating disorders are known to be more common in people whose occupations involve significant focus on appearance, like athletes or celebrities.