What good is it to laugh less when people are sick?

As the saying goes, "Laughter is ten years old", and modern medicine also believes that laughter has ten close relationships with people's health and longevity. The benefits of laughter are:

1. Increase the respiratory function of the lungs;

2. Clean the respiratory tract;

3. Express healthy feelings;

4. Eliminate nervous tension;

5. relax muscles;

6. It helps to disperse excess energy;

7. Dispel gloom;

8. Remove the sense of "social bondage";

9. Help to overcome shyness;

10. Laughter can help people adapt to the environment and treat life optimistically.