机体衰老是生命过程中的必然规律,听觉器官同其它器官一样存在着随年龄增长而出现双耳对称性缓慢的听力减退,这就是老年性耳聋。应该明确,老年性耳聋属生理范畴,它与多种因素有关,但主要是和遗传及环境存在较为密切的关系。随着社会人口逐渐老龄化的出现,老年性耳聋已成为一个社会问题。据统 Body aging is an inevitable law of life process, the same with other organs of auditory organs, there is the same with the aging of the binaural symmetry slow hearing loss, this is senile deafness. Should be clear, senile deafness is a physiological category, it is related to a variety of factors, but mainly with the genetic and the environment there is a closer relationship. With the advent of an aging population, senile deafness has become a social problem. According to the system