Today, Hearing Loss is a common problem in all over the world. Hearing Loss may become at any level of age. It may become at childhood, young boys and girls and old age male and female people. Noise is the vital factor for hearing loss not age. In older people, hearing problem is a common problem in all over the world. Noise is a vital factor for damaging ears of young generation. According a report which is represented by Centers for Disease Control and Prevention represents that 65 million people and their ages are 20 to 69 have hearing problem by extremely loud noise including listen music in high sound, extremely loud sporting event and restaurants. According a research, 50 percent people and their age are approximately 17 to 20 years old have hearing problem in one or both ear. But many people does not accept that their hearing capacity has been affected. After doing approximately 50,000 Hearing Test by Centers for Disease Control, in all over...