Triglycerides (TG) are the form in which most fat exists in food and the body. A high TG level has been linked to higher risk of coronary heart disease. You want your TG level to be 150 or less.
Your total blood cholesterol is a measure of LDL cholesterol, HDL cholesterol and other lipid components. Your doctor will use your total cholesterol number when determining your risk of heart disease and how best to manage it.