With the increase of age, many degenerative diseases are gradually increasing. In many countries and regions, heart disease is the "first killer" endangering human life, and its cause is that the coronary artery supplying blood to the heart is blocked due to excessive fat accumulation in the body. So, how to prevent heart disease? The most painless and simple way is to eat less high-fat foods, especially foods containing animal fat (except fish and poultry); The intake of energy and salt should also be limited; Adequate supply of protein; Appropriate supplementation of some vitamins and trace elements.

Osteoporosis is one of the causes of femoral neck fracture in the elderly. Therefore, we should pay attention to calcium supplementation in diet, especially milk and dairy products. Vegetables and beans, especially soybeans, sesame paste, melon seeds, Nostoc flagelliforme, kelp, shrimp and so on, contain high calcium. When an organism is oxidized, it can produce chemically active groups, which are called free radicals. It can cause lipid peroxidation of cell biofilm, destroy biofilm, and lead to cell pathological changes and even death. Free radicals are an important cause of human aging and even cancer, cardiovascular diseases and other diseases. Foods contain antioxidants, including vitamin A, carotene, vitamin E, vitamin C, selenium and cysteine, so you can choose foods rich in these nutrients.

Longevity is everyone's good wish, and following the way of health preservation is the road to longevity success.