1. Low-salt diet: The salt per person per day does not exceed 1 yuan (5 grams, about a spoonful), which can reduce the load on the kidneys, reduce vascular resistance and be beneficial to the prevention and treatment of hypertension.

2. Less meat and more nutrition: animal fat contains more cholesterol and fatty acids, which increases blood lipids and arteriosclerosis, which is an important factor causing coronary heart disease.

3. Vinegar is beneficial: Vinegar can stimulate appetite, prevent diseases and play a very good role in preventing colds. After soaking peanuts in vinegar for a day and night, taking 10 capsule every morning can soften blood vessels and prevent and treat hypertension.

3. Calcium supplementation: The elderly are prone to osteoporosis and decalcification, so they should supplement more calcium and eat foods containing more calcium, such as dairy products, bean products, celery, hawthorn and coriander.

4. Regular daily life: Regular work and rest time can make the body establish a good circulation table and improve the health level of the human body.

5. Exercise: Life lies in exercise. Persisting in exercise can delay aging and prevent premature deterioration of human function.