5, sleep factors, often stay up late, poor sleep quality, sleep time is short of the chances of high blood pressure. 6, environmental factors, people living in cold and wet areas, such as outdoor work for a long time, is also a predisposition to hypertension. 7, bad habits, such as heavy smoking, frequent alcohol abuse, overeating, sedentary and other bad habits is a predisposition to hypertension. 8, the elderly with the development of cardiovascular and cerebrovascular atherosclerosis, as well as female menopause endocrine disorders and other factors, will also appear to increase blood pressure.