Neurobiology of hyperactivity and reward: Agreeable restlessness in Anorexia Nervosa
نویسندگان
چکیده
منابع مشابه
Neurobiology of hyperactivity and reward: agreeable restlessness in anorexia nervosa.
Restricted food intake is associated with increased physical activity, very likely an evolutionary advantage, initially both functional and rewarding. The hyperactivity of patients with anorexia nervosa, however, is a main problem for recovery. This seemingly paradoxical reward of hyperactivity in anorexia nervosa is one of the main aspects in our framework for the neurobiological changes that ...
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This article provides an overview of research findings on the neurobiology of anorexia nervosa (AN). including studies of monoamine neurotransmitter function, genetics, brain imaging, and neuropsychology. Such studies are designed to reveal the underlying neuroanatomical and pathophysiological bases of this potentially lethal condition. Notwithstanding commonly held misconceptions, there is no ...
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Individuals with anorexia nervosa (AN) demonstrate a relentless engagement in behaviors aimed to reduce their weight, which leads to severe underweight status, and occasionally death. Neurobiological abnormalities, as a consequence of starvation are controversial: evidence, however, demonstrates abnormalities in the reward system of patients, and recovered individuals. Despite this, a unifying ...
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Anorexia nervosa (AN) and bulimia nervosa (BN) are related disorders of unknown etiology that most commonly begin during adolescence in women. AN and BN have unique and puzzling symptoms, such as restricted eating or binge-purge behaviors, body image distortions, denial of emaciation, and resistance to treatment. These are often chronic and relapsing disorders, and AN has the highest death rate...
متن کاملAltered Social Reward and Attention in Anorexia Nervosa
Dysfunctional social reward and social attention are present in a variety of neuropsychiatric disorders including autism, schizophrenia, and social anxiety. Here we show that similar social reward and attention dysfunction are present in anorexia nervosa (AN), a disorder defined by avoidance of food and extreme weight loss. We measured the implicit reward value of social stimuli for female part...
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ژورنال
عنوان ژورنال: Physiology & Behavior
سال: 2010
ISSN: 0031-9384
DOI: 10.1016/j.physbeh.2010.03.016