High total cholesterol may not always have obvious symptoms, some patients may have chest tightness, chest pain, dizziness, headache, obesity, cramps and other symptoms. The reference value for total cholesterol is <5.2mmol/L, and total cholesterol is elevated when >6.2mmol/L. The level of serum total cholesterol is affected by multiple factors such as age, family, gender, heredity, diet and spirituality. 1. Chest tightness, chest pain: atherosclerosis can lead to cardiovascular diseases, such as coronary heart disease, the narrowing or occlusion of blood vessels can make the patient have chest tightness, chest pain; 2. Dizziness, headache: high total cholesterol can make the cerebral blood vessels narrow or occluded, which makes the patient appear dizziness, headache, head swelling, fatigue and other symptoms. 3. Obesity: high total cholesterol can easily cause the accumulation of body fat, thus leading to obesity. 4. Cramps: high total cholesterol will accumulate in the limbs of the body, which can lead to leg cramps with tingling sensation. It is recommended to have a physical examination on time. If you find that your total cholesterol is high or you have the above symptoms, you should consult a doctor in time and take active treatment in order to avoid delaying your condition.