High pressure that is systolic blood pressure 150mmHg is considered high. Human blood pressure is divided into systolic and diastolic blood pressure, of which high pressure is systolic blood pressure, systolic blood pressure range of 90 ~ 139mmHg, diastolic blood pressure normal range of 60 ~ 89mmHg, when the systolic blood pressure reaches 150mmHg has exceeded 140mmHg, counting the high level, it may be high blood pressure. At least 5 to 10 minutes of rest is needed before the measurement of high blood pressure, and during the measurement period, no loud talking and mental tension are allowed. The measurement of blood pressure generally measures the brachial artery, and the diagnosis of high blood pressure needs to be confirmed by more than 3 measurements on non-same day to see whether the average value reaches the standard of high blood pressure, and the measurement of only one or two times on the same day is high, which may also be the physiological elevation of blood pressure, and it is not possible to diagnose the disease of high blood pressure. There are various causes of hypertension. If you feel unwell, it is recommended that you undergo standardized diagnosis and treatment under the guidance of a regular medical institution and a professional doctor.