Advantages and disadvantages of old people playing harmonica

Playing the harmonica for the elderly can exercise vital capacity and help the vocal organs. Secondly, it can make people feel happy and enjoy a healthy life. At the same time, you can also cultivate a good hobby. There is a very good exercise method that can improve the quality of life. Exercising mental will is a good way to relax, with few disadvantages, which vary from person to person.