Interventions are preventive interventions to address the cause or cause of the disease. For example, in hypertension, high blood pressure is detected by early intervention with diet and activity and medication to prevent further increase in blood pressure or complications. The use of antihypertensive medications or exercise, and regular blood pressure and lipid reviews. If blood glucose and lipids are high, interventions can be taken, such as controlling blood glucose, eating less sweet food and less fatty food, and measuring blood glucose and lipids regularly. If necessary, apply antihypertensive drugs and lipid-lowering medications. These interventions are important measures to prevent and control the disease progression and to prevent the disease. Therefore, interventional therapy is a very important form of treatment in medicine. It is not necessary that the disease has progressed to a serious level before medication is applied, but preventive application of measures can be done when the disease is just detected or just appears, and it is called interventional therapy.