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A heart attack usually happens while a blood clot develops in one of the blood vessels that lead to the heart muscle. A heart attack, also called a myocardial infarction (MI), is the mainly severe form of acute coronary syndrome (ACS).
What is a heart attack?
The heart workings 24 hours a day, pumping oxygen- and nutrient-rich blood to the body. Blood is supplied to the heart during its coronary arteries. In coronary heart disease (CHD), plaques or fatty substances make up inside the walls of the arteries.
Symptoms of Heart Attack
The Symptoms of Heart Attack are
Feeling really awful
Face seems gray
Causes of Heart Attack
The patients who have had heart surgery contain a higher risk of having a heart attack.
The people who smoke heavily or regularly run a much high risk of heart attack, compared to people who never smoked and individuals who gave up. Smoking repeatedly means smoking every day.
When a man is over 45 years, and the woman is over 55 years of age, their risk of have a heart attack start to increase significantly.
Previous heart attack
The person who has already have a heart attack is more likely to have another one, compared to other people.
Blood cholesterol levels
- The person's blood cholesterol levels are high, he/she runs a high risk of developing blood clots in the arteries. Blood clots be able to block the supply of blood to the heart muscle, cause a heart attack.