HEART ATTACK:

More than a million Americans have heart attacks each year.
A heart attack (myocardial infarction) is a problem medical emergency in which the supply of blood to the heart is blocked, usually by a blood clot.
when a clot in the coronary artery blocks the supply of blood and oxygen to the heart.
the heart attack occurs when one or more of your coronary arteries become blocked.
what is the coronary artery?are the arteries which are the located surface of the heart and supply the heart tissue with oxygenated blood.
atherosclerosis is heart disease when the coronary arteries are blocked it occurs in the high level of the cholesterol.
aspirin each day may help prevent a heart attack.
in the open heart surgery when the coronary arteries blocked and can not use again original arteries doctors must change them with new arteries from hand or leg.
the causes block the coronary artery it can be the high level of cholesterol and diabetes and smoking.

smoking can cause the heart attack: damages the layers of your arteries, build up of fatty material (atheroma) which narrows the artery. This can cause angina, a heart attack or a stroke.The chemicals in tobacco smoke harm your blood cells.

ANATOMY OF THE HEART:
is very important to check your blood pressure, level of cholesterol and sugar
you have to have some exercise during the day you can decrease the risk of heart attack.
and you have to use vegetables in your food because of the enzyme which the heart need for working and the heart need the vitamins
you have to check up your working heart with ECG,ECO.

made by : @mehdikh19