What Causes Heart Failure?

Heart failure is caused by many conditions that damage your heart muscle, including:
Coronary artery disease. Coronary artery disease is a disease of the arteries that supply blood and oxygen to the heart, causes decrease blood flow to the heart muscle. If arteries become severe narrowed, the heart becomes starved for oxygen and nutrients.
Heart attack. A heart attack may occur when a (C,O)becomes suddenly blocked, stopping the flow of blood to the heart muscle and damaging it. Part of the heart muscle becomes cut off from its supply of oxygen. A heart attack can damage your muscle of heart, resulting in a scarred area that not function properly.And heart attack became occurred.
Cardiomyopathy. Damage to the heart muscle from causes other than blood flow problems, such as from alcohol.
Conditions that overwork the heart. Conditions including high blood pressure (hypertension), valve disease, thyroid disease, kidney disease, or heart defects present at birth can all reasons of heart failure. In addition, heart failure can occur when several diseases are present at once.
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