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'''[[Anorexia]] nervosa''' is a destructive cycle of self-starvation associated with "underlying issues of control, perfectionism, and self-perception."<ref>[http://www.medicinenet.com/anorexia_nervosa/page5.htm#toch Anorexia Symptoms, Causes, Treatment]</ref>

'''Anorexia nervosa''' is an [[eating disorder]] characterized by a destructive cycle of self-starvation associated with "underlying issues of control, perfectionism, and self-perception."<ref>[http://www.medicinenet.com/anorexia_nervosa/page5.htm#toch Anorexia Symptoms, Causes, Treatment]</ref><ref>*Seligman, Martin E. P., et al. ''Abnormal Psychology''. Norton & Company, 1984.</ref>

It generally involves severe [[crash diet]]ing and [[fast]]ing, often motivated by a belief that one is "too fat" despite being well below average weight.

It generally involves severe [[crash diet]]ing and [[fasting]], often motivated by a belief that one is "too fat" despite being well below average weight.

Individuals who do this typically have a body image distortion and an intense fear of becoming [[overweight]] and therefore eat far too little to sustain normal body functions. They usually have an extremely unhealthy body image.  If they do not get treatment, their behavior can lead to serious physiology injury or death.  

Individuals who do this typically have a body image distortion and an intense fear of becoming [[overweight]] and therefore eat far too little to sustain normal body functions. They usually have an extremely unhealthy body image.  If they do not get treatment, their behavior can lead to serious physiology injury or death.  

The [[media]] perception of larger-than-average bodies as 'too fat', or something that must be changed via dieting, can contribute to many having an unhealthy body image. Also, some have cited society's pressure on women to be thin and desirable, and on men to be large and muscular, as something that can enhance eating disorders.

The [[media]] perception of larger-than-average bodies as 'too fat', or something that must be changed via dieting, can contribute to many having an unhealthy body image. Also, some have cited society's pressure on women to be thin and desirable, and on men to be large and muscular, as something that can enhance eating disorders.

Research has not ruled out the possibility that biological factors contribute to the occurrence of anorexia.   Anorexia appears to be linked to dysfunction in [[brain]] [[serotonin]] symptoms.<ref>Kaye WH, Frank GK, Bailer UF, Henry SE, Meltzer CC, et al. (2005).  Serotonin alterations in anorexia and bulimia nervosa: New insights from imaging studies.  ''Physiology & Behavior, 85'', 73-81.</ref>

Research has not ruled out the possibility that biological factors contribute to the occurrence of anorexia. Anorexia appears to be linked to dysfunction in [[brain]] [[serotonin]] symptoms.<ref>Kaye WH, Frank GK, Bailer UF, Henry SE, Meltzer CC, et al. (2005).  Serotonin alterations in anorexia and bulimia nervosa: New insights from imaging studies.  ''Physiology & Behavior, 85'', 73-81.</ref>

 

 

 

==Links==

==Links==

*[http://atdpweb.soe.berkeley.edu/quest/Mind&Body/Carpenter.html Battling Anorexia: The Story of Karen Carpenter] by Adena Young

*[http://atdpweb.soe.berkeley.edu/quest/Mind&Body/Carpenter.html Battling Anorexia: The Story of Karen Carpenter] by Adena Young

== See also ==

== See also ==

* [[Signs and symptoms]] - [[Symptom]]s

* [[Symptom]]s

* [[Pathogenesis]]

* [[Pathogenesis]]

==References==

==References==

 

 

[[Category:Psychology]]

[[Category:Psychology]]

[[Category:Disorders‏‎]]

[[Category:Disorders‏‎]]