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Related Concept Videos

Anorexia Nervosa01:28

Anorexia Nervosa

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Anorexia nervosa is a complex and severe eating disorder characterized by an intense fear of weight gain, an unrelenting pursuit of thinness, and a distorted body image. It often leads to dangerously low body weight relative to an individual's age and height. This disorder is marked by significant physical and psychological consequences, making it one of the most life-threatening psychiatric illnesses.
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Bulimia nervosa is a complex and severe eating disorder characterized by a cyclical pattern of binge-and-purge eating pattern. It generally involves an episode of binge eating, followed by compensatory behaviors such as vomiting, excessive exercise, laxative use, or fasting, to prevent weight gain. Despite often maintaining a normal weight, individuals with bulimia are intensely preoccupied with their body image and harbor an overwhelming fear of gaining weight. This can contribute to the...
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Male infertility affects millions of couples worldwide, arising from various factors that impact different stages of the reproductive process. An endocrine imbalance resulting from conditions like hypogonadism, Klinefelter syndrome, or pituitary disorders can disrupt hormone levels and reduce sperm production. Testicular defects, such as tumors, cryptorchidism, atrophic testes, abnormal sperm morphology, and low sperm count or motility, may arise due to genetic factors, structural...
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The Y Chromosome Determines Maleness02:19

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The Y chromosome is a sex chromosome found in several vertebrates and mammals, including humans. In addition to 22 pairs of autosomes, the human males have one X chromosome and one Y chromosome. In these organisms, the presence or absence of the Y chromosome determines the development of male traits.
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Related Experiment Video

Updated: Feb 11, 2026

Using the Activity-based Anorexia Rodent Model to Study the Neurobiological Basis of Anorexia Nervosa
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[Anorexia nervosa in males].

Pola Maria Heimann1, Kerstin Konrad2, Timo D Vloet3

  • 11 Universitätsklinikum, Klinik für Kinder- und Jugendpsychiatrie, Psychosomatik und Psychotherapie, RWTH Aachen.

Zeitschrift Fur Kinder- Und Jugendpsychiatrie Und Psychotherapie
|April 14, 2018
PubMed
Summary
This summary is machine-generated.

Anorexia nervosa (AN) is less common in males, but the DSM-5 update may increase diagnoses. This study reviews gender differences in AN epidemiology, etiology, and symptoms, highlighting the need for more research in boys.

Keywords:
Anorexia nervosaDSM-5boysgender differencessymptomatology

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Area of Science:

  • Psychiatry
  • Clinical Psychology
  • Gender Studies

Background:

  • Anorexia nervosa (AN) is a rare eating disorder in males, with limited research available.
  • The Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5) criteria update may increase AN diagnoses in boys and men.
  • Understanding gender differences in AN is crucial for accurate diagnosis and effective treatment.

Purpose of the Study:

  • To provide an overview of current data on gender differences in the epidemiology, etiology, and symptoms of anorexia nervosa.
  • To highlight clinical differences in AN presentation between sexes.
  • To emphasize the need for increased research on anorexia nervosa in males.

Main Methods:

  • Literature review of existing studies on anorexia nervosa in males and females.
  • Comparative analysis of epidemiological data, etiological factors, and clinical symptoms.
  • Synthesis of findings to identify gender-specific patterns.

Main Results:

  • Anorexia nervosa presents differently in males compared to females across various aspects.
  • Limited data exists on the prevalence, causes, and specific symptoms of AN in boys.
  • Clinical presentation and diagnostic considerations for AN in males require further investigation.

Conclusions:

  • Anorexia nervosa in males is under-researched, despite potential increases in diagnosis following DSM-5 updates.
  • Further research is essential to understand the unique aspects of AN in boys and men.
  • Clinical practice should consider potential gender-specific differences in the assessment and treatment of anorexia nervosa.