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One model suggests that obsessions do not drive compulsions, but are rather byproducts of compulsions, as evidenced by some studies reporting excessive reliance on habit. [8] Dysfunctional habit based learning may be a driver behind neuroimaging studies of memory reporting increased hippocampus activity.
Obsessive–compulsive disorder (OCD) is a mental and behavioral disorder in which an individual has intrusive thoughts (an obsession) and feels the need to perform certain routines (compulsions) repeatedly to relieve the distress caused by the obsession, to the extent where it impairs general function.
Compulsive behavior (or compulsion) is defined as performing an action persistently and repetitively. Compulsive behaviors could be an attempt to make obsessions go away. [ 3 ] Compulsive behaviors are a need to reduce apprehension caused by internal feelings a person wants to abstain from or control. [ 4 ]
The obsessive–compulsive spectrum is a model of medical classification where various psychiatric, neurological and/or medical conditions are described as existing on a spectrum of conditions related to obsessive–compulsive disorder (OCD). [1] "
Compulsive behavior, a psychological condition in which a person does a behavior compulsively, having an overwhelming feeling that they must do so. Obsessive–compulsive disorder , a mental disorder characterized by intrusive thoughts that produce anxiety and by repetitive behaviors aimed at reducing that anxiety.
Compulsions are the basis of addictions. Reward is one major distinction between compulsion in addicts and compulsion as it is experienced in obsessive-compulsive disorder. An addiction is, by definition, a form of compulsion, and involves operant reinforcement. For example, dopamine is released in the brain's reward system and is a motive for ...
Obsessive–compulsive personality disorder (OCPD) is a cluster C personality disorder marked by a spectrum of obsessions with rules, lists, schedules, and order, among other things. Symptoms are usually present by the time a person reaches adulthood, and are visible in a variety of situations. [ 4 ]
The cause of obsessive–compulsive disorder is understood mainly through identifying biological risk factors that lead to obsessive–compulsive disorder (OCD) symptomology. The leading hypotheses propose the involvement of the orbitofrontal cortex , basal ganglia , and/or the limbic system , with discoveries being made in the fields of ...