Hypertension is often one of the most common cardiovascular diseases, but also closely related to the main diseases of human mortality such as coronary heart disease, cerebrovascular disease, according to our current epidemiological statistics, the prevalence of hypertension in China is not as high as in Western countries, but is on the rise, coupled with the large population base in China, hypertension patients have now exceeded 100 million, bringing a heavy burden to the country and families. At present, the treatment of hypertensive patients in China is worrying, the awareness rate, treatment rate and control rate of hypertension in the examined subjects in the city respectively even in Europe and the United States developed countries three rates are below half, therefore, it is urgent to strengthen education, improve the level of prevention and treatment, and improve the prognosis of patients. In the absence of anti-hypertensive drugs, systolic blood pressure (high pressure) ≥ 140 mmHg and/or diastolic blood pressure (low pressure) ≥ 90 mmHg is called hypertension, due to the volatility of blood pressure, blood pressure should be measured at least twice on non-same day, resting state when the blood pressure ≥ 140/90 mmHg to diagnose hypertension, blood pressure value should be calculated as the average of three consecutive measurements, while paying attention to emotions, physical activity, the subject Special circumstances such as the measured person’s upper arm being too thick should be analyzed. In addition, the patient should be made to understand that if he or she has a previous history of hypertension and is currently taking anti-hypertensive medication, blood pressure should be diagnosed as hypertension even though it is lower than 140/90 mmHg.