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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.
Chest pain is a painful or unpleasant sensation in your chest, which may or may not be associated with heart tissue damage. Chest pain can happen in adults for a variety of reasons. Some causes of chest pain may include: 1  Lung-you may have pneumonia, or another type of infection in your lung that may cause chest pain.