The first is mentality. The study found that the most important thing for longevity is mentality. Mental health is better than physical health. Being happy every day, being kind to others, is easy to live longer. However, the long-lived old people all over the world have good temper and seldom get angry. They usually get along with others with a smile and like to help others. The second is to shut your mouth. As we all know, 90% of human diseases are related to eating. Usually smoke less and drink less, and eat less high-calorie food and high-sugar food.
Third place: Walking more is a very good exercise, especially for middle-aged and elderly people. Walking can consume excess body fat, increase oxygen content and metabolism, and promote gastrointestinal peristalsis and digestion.