No good sleep at night is going to affect blood pressure a lot, the most important factors affecting blood pressure is the mental factors, there is a more common phenomenon is the white coat hypertension, that is, the patient due to see the doctor after the mental tension or long-term rest is not good and the emergence of elevated blood pressure, is the body’s self-compensatory process, due to the poor rest will be the emergence of a moderate increase in blood pressure. Patients should be sure to follow a regular routine. High blood pressure measurements that occur only once in a while as a result of poor sleep may be related to the patient’s rest, mental factors, and so on. If the recurrence of poor rest appears blood pressure elevation, must be vigilant is not pre-hypertension state, because many pre-hypertension state after poor rest, may appear blood pressure in 140/90mmHg above.