If the cerebral blood vessels of the elderly are blocked, they can eat more fresh green vegetables and fruits, and they can eat high quality protein foods such as lean meat, eggs, milk, etc., and eat some sea fish appropriately. The main medication is to take thrombosis prevention and blood vessel softening drugs, such as aspirin or clopidogrel, atorvastatin calcium or resorvastatin calcium. When taking the above drugs orally, you need to pay attention to the side effects of the drugs. Regular outpatient monitoring of blood count, liver and kidney function, and blood lipids. In addition, elderly people who have blocked blood vessels should actively look for risk factors. High blood pressure should take antihypertensive drugs; diabetes should take glucose-lowering drugs or insulin to control it within the ideal range. In addition, it is important to drink more water, quit smoking and limit alcohol, and exercise properly.