There is no medical term for low-density protein, which is usually referred to as low-density lipoprotein. High LDL may be caused by obese people, or by diseases such as diabetes and hypercholesterolemia. 1. Obese people: If you keep a high-calorie diet for a long time and do very little exercise, it will lead to obesity. Obese people are usually the case of elevated LDL. It is necessary to carry out scientific weight loss, control diet and increase physical exercise. 2. Diabetes: Diabetes is a metabolic disease characterized by chronic hyperglycemia, which is usually combined with hyperlipidemia and elevated LDL. It is important to actively control blood glucose and blood lipids. 3. Hypercholesterolemia: Hypercholesterolemia is a condition in which the plasma cholesterol level is higher than normal, especially the LDL level will be elevated. You need to adjust your diet, improve your lifestyle, and if necessary, take statin drugs as prescribed by your doctor to avoid myocardial infarction, cerebral infarction and other serious diseases. There are many other causes of high LDL, such as hypothyroidism, nephrotic syndrome, obstructive jaundice and other diseases.