Cholesterol performs many different functions in the human body of which 3 of the most critical ones are: It helps make the outer coating of cells. Cholesterol is important to produce bile acids that are critical for digestion. Vitamin D in the body is produced from Cholesterol and also hormones like estrogen and testosterone require cholesterol. Elevated levels of cholesterol are associated with heart disease, atherosclerosis and stroke and hence cholesterol test is one of the most basic and critical test in routine screening and health checkup.
Total blood cholesterol is a measure of LDL, HDL, VLDL and Triglycerides. Test results give an indication of heart health and risk assessment for heart diseases and also help the doctor in disease management depending on the cholesterol range.
LDL Cholesterol often gets built up on the walls of arteries and leads to blockage. Hence LDL Cholesterol is often termed as the Bad Cholesterol and it is important to maintain optimal levels.
HDL Cholesterol is called as the good cholesterol because it plays a critical role in removing th e bad cholesterol from the blood thereby protecting you from heart disease. A higher number is desirable.
Triglycerides is how your body stores fat and an elevated level is directly linked to heart disease.
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