Lying down and measuring blood pressure is normal sitting blood pressure is high called upright hypertension, can also be seen in blood pressure measurement inaccuracy, seen in the early stage of primary hypertension, can be adjusted for life, drug treatment. Upright hypertension is generally a more obvious increase in diastolic blood pressure, mostly seen in the early stages of primary hypertension, the occurrence of upright hypertension and small arteries continue to contract spasm related. Hypertension is diagnosed by three measurements of blood pressure on a non-same day with systolic blood pressure ≥ 140 mmHg and/or diastolic blood pressure ≥ 90 mmHg. If the diagnosis of hypertension is confirmed, drug treatment is required, and commonly used drugs include captopril, furosemide, propranolol, metoprolol and so on. If not to the diagnostic criteria, pay attention to avoid high salt and greasy stimulating food, eat more vegetables and fruits, exercise exercise. In addition, it may be that the muscles of the arm are unconsciously exerted when sitting, which will result in high measurements. When measuring blood pressure, you should pay attention to muscle relaxation and do not be nervous. If there is a persistent increase in blood pressure, you need to go to the hospital and get treatment according to the doctor’s advice.