Hypertension is divided into primary hypertension and secondary hypertension, different types of hypertension caused by different reasons, the cause of primary hypertension is not particularly clear, many undesirable factors will increase the risk of disease, secondary hypertension is mainly due to disease. 1. Primary hypertension: irregular life, often staying up late, irrational diet, long-term high salt diet, work pressure, often in a state of tension, anxiety or depression, overweight, heredity and so on, are all risk factors for high blood pressure. 2. Secondary hypertension: suffering from glomerulonephritis, renal artery stenosis, primary aldosteronism and other diseases; taking glucocorticoid drugs and so on. There are many causes of high blood pressure, such as pregnancy can also be caused, to cause high blood pressure triggers for symptomatic treatment, follow the doctor’s instructions for regular use of medication, monitoring changes in blood pressure, blood pressure will be controlled within the ideal range.