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So back to your question: 1  Your chest hurts when you're emotionally sad because your brain processes physical and social pain in the same brain regions (dACC and AI) (the affective aspects of the pain). The fact that both pains overlap means the factors that decrease physical pain also decrease emotional pain.
Because chest pain can be a sign of a heart attack, if the pain is due to heart disease, it is important to seek help and get treatment as quickly as possible. The important causes, typical signs and symptoms, diagnostic tests, and initial treatment of chest pain will be reviewed here. CHEST PAIN CAUSES.