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| Heart Attack |
Before we discuss more about heart disease, we will discuss a bit about heart.
Heart
Heart has a very important function for our body, a person can live without eyes, ears, hands, feet or other organs. However, man cannot live without a heart, although experts continue to find a replacement heart. The heart works to pump blood throughout the body. The heart consists of muscles that continue to work to pump blood. When someone is having a heart attack then there is a part of the heart muscle is not functioning properly, a heart attack (myocardial infarction), part of the heart muscle to die when deprived of blood. To stay healthy, the heart needs oxygen and other nutrients carried by the blood. Oxygen and nutrients are healthy for the heart obtained through the arteries (blood vessels) coronary, which wrap around the outside of the heart.
Heart Disease
There are many parts of the heart that may have been affected, almost all parts of the heart can be attacked by diseases. However, it is generally a disease that often affects the human heart is atherosclerosis. Atherosclerosis is a chronic disease of the coronary arteries. This disease most often causes a person having a heart attack. Coronary heart disease is a heart disease that occurs commonly in the patients with cardiovascular disease. If a heart disease, it is likely that the person is suffering from coronary artery disease.
A heart attack can cause death. The main cause of heart attack is the narrowing of the blood vessels caused by a pile of cholesterol or protein in the coronary arteries. Cholesterol comes from the food we eat, therefore we must pay attention to the food that enters the body, not to the accumulation of cholesterol continuously. If the buildup of cholesterol occurs continuously, it can lead to coronary artery becomes stiff, atherosclerosis.
A heart attack is usually caused by a buildup of fat in the walls of the arteries that lead to the flow of blood to the heart becomes blocked. Heart attacks can occur suddenly, this is caused by a blockage of one or more coronary arteries. When an artery blockage occurs, the heart is deprived of oxygen, the oxygen that goes to the heart is insufficient oxygen demand of the heart, which can trigger a heart attack. Tissue around the damaged heart muscle can not get the stock oxygen continuously for a long time.
Worse, cardiac muscle never experienced renewal or regeneration of cells. This further aggravate the situation, when the heart muscle is damaged down in a long time, had minor damage that would be fatal, and the heart can be damaged severely. A person will usually experience death from a heart attack due to heart muscle damage is severe enough.
Plaque or fat that accumulates can cause a lot of disturbance in the arteries, as fat deposits will be formed crust ruptured blood or thrombus. Stockpiles can be broken even if fat causes a less severe narrowing. If the artery becomes blocked, a meal will result in our diseased arteries and can lead to sudden muscle contractions.
When the heart is impaired, the heart rhythm will be irregular. The heart will vibrate is erratic, or experiencing heart fibrillation. Irregularities in heart rhythm or arrhythmia will result in our heart can not pump blood effectively throughout the body and to the brain. If the blood does not flow to the brain for 10 minutes, then the patient will die.
Heart disease can also be caused by abnormalities from birth, eg, imperfect heart, weak heart muscle, and heart valve abnormalities. In addition, the bacteria can also cause heart infections.

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