Fast heart rate and elevated blood pressure in the middle of the night, first of all, avoid excessive activity, do not be too nervous, may include physiological causes and pathological causes, according to the specific reasons to decide what to do next. 1. Physiological reasons: at night, normal people sleep in the vagus nerve is in a state of excitement, heart rate, blood pressure are slightly lower than during the day. If you drink alcohol, strong tea or coffee at night, or have strenuous activities, emotional over-excitement can cause the heart rate and blood pressure to rise at night, this is a physiological factor, at this time, you should rest fully, relax your mood, and generally the heart rate and blood pressure will gradually recover. 2. Pathological factors: patients with hypertension, diabetes mellitus, coronary heart disease and other medical history, if there is a sudden increase in heart rate, blood pressure at night, or accompanied by chest pain, chest tightness, shortness of breath and other symptoms, do not rule out the possibility of thrombosis resulting in acute myocardial infarction, can be taken orally by themselves to take medicines such as fast-acting heart pills and other drugs, and the need for prompt emergency room visits to hospitals, improve the examination, and early treatment. It is recommended not to drink strong tea or coffee before going to bed, otherwise it will affect your sleep. For people with underlying chronic diseases, if there is a sudden increase in heart rate and blood pressure at night, it is recommended to seek medical treatment in time to avoid delaying the condition and causing adverse consequences.