To determine hypertension to check the following: First, the most basic, important and fundamental, is to use a sphygmomanometer to measure blood pressure several times on non-same day, if the systolic blood pressure is greater than or equal to 140mmHg, and or diastolic blood pressure is greater than or equal to 90mmHg, then the diagnosis of hypertension can be confirmed. Second, once diagnosed with hypertension, it is necessary to carry out dietary control, exercise and drug therapy, drug therapy includes the five major types of antihypertensive drugs commonly used. Third, because hypertension is easily combined with other cardiovascular risk factors, so also check the electrocardiogram, cardiac ultrasound, liver function, kidney function, blood sugar, blood lipids, measuring weight for obesity and overweight, etc.. Lifestyle interventions, such as quitting smoking and drinking, reducing weight, avoiding overexertion, etc., should also be carried out.