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Related Concept Videos

Obsessive-Compulsive Disorder01:28

Obsessive-Compulsive Disorder

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Obsessive-compulsive disorder (OCD) is a mental health condition characterized by recurrent obsessions, compulsions, or both, which consume significant time and interfere with daily functioning. Obsessions involve persistent, intrusive, and unwanted thoughts, images, or urges that evoke anxiety. Common examples include irrational fears of contamination or harm. Compulsions are repetitive behaviors or mental acts performed to reduce the anxiety caused by obsessions. For instance, individuals...
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Operant Conditioning Intervention01:24

Operant Conditioning Intervention

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Operant conditioning serves as a foundational principle in therapeutic interventions aimed at modifying maladaptive behaviors. Central to this approach is the notion that behaviors, both adaptive and maladaptive, are learned through reinforcement. By analyzing the environmental factors that reinforce problematic behaviors, clinicians can design interventions to weaken these reinforcements and replace maladaptive behaviors with healthier alternatives.
In operant conditioning, behaviors that are...
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Behavior Therapy01:22

Behavior Therapy

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Behavior therapy incorporates diverse techniques rooted in classical conditioning principles to address maladaptive behaviors and anxiety disorders. These methods aim to reduce avoidance behaviors, foster adaptive coping mechanisms, and alter associations between stimuli and responses, making them effective in a wide range of therapeutic contexts.
Exposure therapy is a cornerstone of behavioral treatment for anxiety disorders. It involves systematic exposure to feared stimuli, either in real...
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Related Experiment Video

Updated: Apr 8, 2026

Protocol for Repetitive Transcranial Magnetic Stimulation with Symptom Provocation to Treat Obsessive-compulsive Disorder
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Published on: November 25, 2025

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Disgust-reduction evaluative conditioning (DREC) and tDCS in contamination-based OCD: a randomized controlled trial

Faezeh Raeis Al Mohaddesin1, Ali Moghimi2, Hamidreza Kobravi3

  • 1Rayan Research Center for Neuroscience and Behavior, Department of Biology, Faculty of Science, Ferdowsi University of Mashhad, Azadi Square, Mashhad, Iran. fh.raeesi@gmail.com.

BMC Psychiatry
|April 6, 2026
PubMed
Summary

No abstract available in PubMed .

Keywords:
Contamination-based obsessive‒compulsive disorderDisgustEvaluative conditioningOrbitofrontal cortexTranscranial direct current stimulation

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