What causes hypertension?

Now more and more patients with hypertension, but the etiology is varied, remind friends, in daily life, pay more attention to the body, the etiology of hypertension in general and the following factors. 1. Weight: the high incidence of obesity. 2. Genetic: about half of all patients with a positive family history of hypertension. 3. Salt: salt intake is high, high incidence of hypertension, has thought that salt <2g/, almost no hypertension; 3-4g/, the incidence of hypertension in 3%, 4-15g/, incidence rate of 33. In 15%, >20g/ morbidity 30%. 4. Environment and occupation: there is noise in the work environment, excessive tension of mental labor are prone to hypertension, city of hypertension incidence is higher than that of rural areas. 5. Age : incidence has increased with the growth of age trends, 40 years old of above person high incidence. No disease is more to life in peacetime, a lot of attention, to protect their bodies.