Claustrophobia is an anxiety disorder characterized by irrational fear of enclosed or small spaces. People with claustrophobia often describe it as feeling trapped without an exit or way out. Claustrophobia involves emotional and physical reactions to triggering situations. The fear of claustrophobia may be intense, but treatment can help manage or overcome it.

Common Physical Reaction to Triggering Situations
Physical reaction anxiety
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The cause of claustrophobia is not well known, but it is likely a combination of genetic factors and a person's environment..