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Pain can spread to the neck, the shoulder, the arm and the upper part of the stomach. Also, it can merely stay in the center of the chest. Generally, attacks last for 2 minutes. When there is a partial or temporary obstruction of the coronary artery, there occurs a strong pain known as angina pectoris (generally occurs after exercise or strong exertion).
The Heart Attack occurs due to the lack of oxygenated blood and it is permanent killing part of the cardiac muscle. On the other hand, Angina Pectoris causes temporary and reversible damage and that stops within 1 to 2 minutes with rest