Clapping hands does have the function of health care and disease prevention, especially for people engaged in manual labor, it can dredge meridians, make blood flow smoother, and prevent chronic diseases such as neck, shoulder and back pain. However, any health care method should not be excessive, otherwise it will spread "pseudoscience" and endanger people's health. Generally speaking, normal people can shoot for 5 minutes at a time, once in the morning and once in the evening, step by step. You can raise your hands into an arch and pat them with your empty palm. Old people are very weak. It is best to clap your hands while walking, otherwise your hands will be filled with too much blood and your feet will feel weak. In addition, if you are full or just finished eating, you should avoid using this therapy to avoid affecting your digestive function.