The main danger of hypertension in the elderly is that, in terms of complications of hypertension in the elderly, the most common complications of hypertension in the elderly are cerebrovascular diseases, such as cerebral hemorrhage, ischemic stroke, and transient ischemic attack. Heart disease can cause myocardial infarction, angina pectoris, and chronic heart failure. Kidney disease can cause hypertensive nephropathy, impaired kidney function. Peripheral vascular disease such as peripheral vascular atherosclerosis can cause a local reduction in blood supply, causing gangrene or thrombosis. Retinopathy can cause retinal hemorrhage or exudation. Hypertension in the elderly is mostly due to complications that affect the quality of life of the elderly, so hypertension in the elderly, should be actively treated by lowering blood pressure.