Total Cholesterol:- Total cholesterol - a measure of the total amount of cholesterol in your blood. It includes both low-density lipoprotein (LDL) cholesterol and high-density lipoprotein (HDL) cholesterol. LDL (bad) cholesterol - the main source of cholesterol buildup and blockage in the arteries. LDL;- LDL (low-density lipoprotein), sometimes called bad cholesterol, makes up most of your bodys cholesterol. High levels of LDL cholesterol raise your risk for heart disease and stroke. VLDL:-Very-low-density lipoprotein (VLDL) cholesterol is produced in the liver and released into the bloodstream to supply body tissues with a type of fat (triglycerides). There are several types of cholesterol, each made up of lipoproteins and fats. Triglycerides (TG):- A triglycerides test is a blood test that measures the amount of a fat in your blood called triglycerides. High triglycerides may increase your risk for a heart attack or stroke. A triglycerides test can help you decide if you need to take action to lower your risk. Your body uses triglycerides for energy.