Hyperlipidemia generally refers to elevated levels of total cholesterol and triglycerides, and is associated with pathologic factors such as obesity and may also be caused by factors such as emotional stress. Normal total cholesterol is 5.2 mmol/l and triglyceride is 1.7 mmol/l. High blood lipid generally refers to the total cholesterol and triglyceride levels are higher than normal values. 1. Elevated total cholesterol: Physiological factors such as oily diet, lack of exercise and mental stress can cause elevated total cholesterol. Obesity, diabetes, nephrotic syndrome, liver disease and other pathologic factors can cause total cholesterol to rise. 2. Elevated triglycerides: pregnancy, oral contraceptives, alcoholism and other non-disease factors can cause elevated triglyceride levels. Pathological factors such as familial hypertriglyceridemia, diabetic glycogenosis, and hypothyroidism can cause elevated triglyceride levels. If you have high blood lipids, it is recommended to go to the hospital and adopt appropriate methods to control blood lipids under the guidance of the doctor. At the same time, you should actively control your diet to avoid excessive intake of fat and calories, and exercise appropriately to maintain a suitable body weight.