A lipid profile is a blood test that measures various types of cholesterol and fats in your bloodstream. Here are the key components: Total Cholesterol: The total amount of cholesterol in your blood, including both high-density lipoprotein (HDL) and low-density lipoprotein (LDL) cholesterol. Low-Density Lipoprotein (LDL) Cholesterol: Often referred to as "bad" cholesterol, as high levels can contribute to plaque buildup in arteries, increasing the risk of heart disease. High-Density Lipoprotein