The heart is one of the most important organs whose primary function of pumping blood throughout the body. As with other organs, the heart also be attacked by various diseases. Heart disease is a condition that causes the heart can not carry out their functions properly. There is a wide range of disorders and diseases that can affect any part of the heart. The most common heart disease is coronary heart disease that can cause sudden cardiac arrest and death.

The cause of coronary heart disease is the narrowing and blockage of the arteries due to the buildup of excess fat in the artery wall lining the coronary vessels. It is influenced by an unhealthy diet accompanied sedentary lifestyle, cigarette addiction, hypertension, and high cholesterol that affects the formation of blood clots. As a result of obstructed blood flow to the heart that pumps blood obstructing jantungsebagai which then trigger a heart attack. In addition to coronary heart disease, there are also other heart diseases caused by abnormalities since birth as an imperfect heart, heart valve abnormalities, and a weakening of the heart muscle. Another cause is the bacteria that cause infections of the heart.

A heart attack can also occur due to problems with the blood vessels are very small microscopic examination of the heart. This condition is called microvascular disease. It is believed to be more common in women than in men. A less common cause of heart attacks is a severe spasm or tightening of the coronary artery that cuts off blood flow to the heart. Seizures can occur in people with or without coronary artery disease. Sometimes the artery spasms can be caused by emotional stress, exposure to extreme cold, smoking, or taking certain drugs such as cocaine.

Certain factors make it more likely that you will develop coronary artery disease and heart attack. Risk factors include some things that can not change. If you are a man over age 45 or women over the age of 55 you are at greater risk. Having a family history of early heart disease, diagnosed in a father or brother before age 55 or mother or sister before age 65 is a risk factor. You are also at risk if you have a personal history of angina or previous heart attack, or if you already have a cardiac procedure such as angioplasty or bypass surgery.