Stress is a state of stress, when people are in a state of stress sympathetic nerves are in a state of excitement. Sympathetic nerves are the body’s information transmission system, which will transmit the signal of the stress state to the heart and peripheral blood vessels, causing an increase in heart rate and vasoconstriction, thus causing an increase in blood pressure, which is a normal physiological response. Transient elevation of blood pressure, with the stabilization of emotions and the lifting of tension, blood pressure and heartbeat will slowly return to normal, a small number of people will remain a slight dizziness, headache, will slowly disappear after rest. If the blood pressure reaches or exceeds 140/90 mmHg for 3 or more times in different days in a quiet non-disease state, it can be considered as hypertension, and it is necessary to go to cardiovascular medicine clinic to decide whether to use medication and make a detailed treatment plan according to the blood pressure value and risk factors, as judged by a specialist physician.