Many people think that a heart attack is sudden and intense. However, many heart attacks start as a mild discomfort in the centre of the chest. So, even if you’re not sure it’s a heart attack, you should still seek medical health promptly. There are several types of cardiac emergencies where immediate action is required. So, symptoms and signs are very important as timely recognition can save the life of the person. The symptoms may vary from person to person. CHEST PAIN Chest pain can be very deceptive.