Myocardial infarction (MI)

Myocardial infraction, commonly know as heart attack, is caused when blood flow stops to a part of the heart causing damage to the heart muscle. It is a non-communicable disease. The most common symptom is chest pain or discomfort which may travel into the shoulder, arm, back, neck. Often it is in the center or left side of the chest and lasts for more than a few minutes.

Sign and symptoms

The signs of heart attack are usually gradual starting from chest pain. Chest pain is due to ischemia which means lack of blood and oxygen supply. The pain starts from the left side of body and radiates to lower jaw, neck, right arm, back, and upper abdomen, where it may feel like heartburn. Shortness of breathe occurs due to failure of left ventricle. Excessive sweating, weakness, light-headedness, nausea, vomiting may also occur during myocardial infraction.


Their are many causes of myocardial infraction. Smoking, obesity, lack of exercise, stress are some of the causes of it. Some diseases like diabetes, high blood pressure, high cholesterol, high low density lipoprotein or low high density lipoprotein also cause heart attack.


Myocardial infraction can be prevented by change in lifestyle changes and medical treatment.

Lifestyle changes

Intake of wholegrain starch reducing sugar intake is highly recommended. Fruits must be taken daily. Consuming 4–5 portions of unsalted nuts, seeds, or legumes per week.


Aspirin can be used for primary prevention of heart attack. Cholesterol lowering drug can be used by the people who have high risk of cardiovascular diseases


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