Donation definition, an act or instance of presenting something as a gift, grant, or contribution. See more.
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.
In general, chest pain, or angina, is a common symptom of heart disease. You may feel discomfort in your chest. Some people experience tightness or a squeezing sensation around their breastbone. The pain may radiate to the neck, down the arms and stomach, or into the upper back.