If your toddler fails to react when a loud noise is present, it may be because he or she is unable to hear the noise or the noise is not as loud to him or her due to the hearing loss.
यसकारण यदि कसैको कान बज्दछ भने, स्वभाविक रुपले यो मानिन्छ कि, ऊसको सुन्ने शक्ति कमजोर हुँदैछ या भईसकेको छ।