Assertion: agoraphobia's symptom | /r/CapableOf | feel chest tightness
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Source sentences:
text: Usually it is accompanied by some characteristic physiological symptoms (palpitations or tachycardia, sweating, tremor, feeling choking or drowning, feeling chest tightness, nausea or abdominal pain, feeling fainting) and cognitive (sense of unreality, also called derealization, alteration of self-perception or de-personalization, belief of losing control, crazy or dying).