Answer :
Final answer:
Obsessive-compulsive disorder involves intrusive thoughts and repetitive behaviors that disrupt daily life, body dysmorphic disorder centers around preoccupation with physical flaws, and hoarding disorder involves difficulty discarding items leading to cluttering.
Explanation:
Obsessive-compulsive disorder (OCD) is characterized by intrusive and unwanted thoughts (obsessions) and repetitive behaviors (compulsions). These behaviors, such as excessive cleaning or repeatedly checking things, aim to reduce anxiety but can disrupt daily life.
Body dysmorphic disorder involves excessive preoccupation with perceived physical flaws, causing significant anxiety. Hoarding disorder is marked by difficulty discarding items, leading to cluttering. These disorders disrupt normal functioning and require treatment.
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