Staying up late can cause the blood pressure value to increase, long-term staying up late, excessive mental tension, anxiety will appear blood pressure value instability. Staying up late is also an important factor affecting blood pressure, after staying up late for a long time, there can be emotional instability, irritability, emotional tension and so on, which can cause spasm of coronary artery and peripheral blood vessels, and is prone to myocardial ischemia and increased blood pressure. At the same time, staying up late can cause endocrine and nerve dysfunction, resulting in headache, dizziness, fatigue and other symptoms, which can also affect the change of blood pressure, and in serious cases can cause cerebral hemorrhage. If the problem of high blood pressure is prohibited to stay up late, maintain a regular sleep schedule, pay attention to moderate exercise, try to eat more fresh fruits and vegetables. Regular oral antihypertensive drugs, reduce excessive tension.