2, the living environment is good, and a series of natural conditions are superior (it seems that the place to live is good);

3. People are friendly and harmonious, optimistic and simple (it seems that people should be kind and healthy);

4. Genetic inheritance (it seems that there are still some longevity genes);

5, indifferent to fame and fortune, that is to say, be quiet inside, look down on everything, don't always fight, (kindness is not enough, but also less desire);

6. Pay attention to diet and eat more coarse grains, fruits and vegetables.

7. Working for a lifetime can exercise and enhance the body's resistance and immunity;

8. People who live long rarely take medicine, and they have never heard of the name of health care products (the secret of longevity is not to eat health care products).