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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.
Pain that worsens as you breathe or move your body. Tenderness on the chest when you touch the affected area. Signs Of Heart Problems. Heart Attack Chest pain associated with a heart attack typically occurs in the mid to left side of the chest and can extend to the left shoulder, the left arm, jaw, back and stomach.