Detailed text transcripts for TV channel - KGO - 20100819:10:15:00
>> reporter: still, doctors know there are other possible reasons for early hearing loss. >> i realized how loud even the lunchroom is. when i'm going home listening to my music, if we're going to concerts or even sports events. >> reporter: 17-year-old alexa curran is having her hearing tested. >> once you lose it it's not coming back so just be careful how much noise exposure you have. >> reporter: it's a message alexa and hearing experts hope grows louder by the day. t.j. winick, abc news, new york. >> you know, eventually all the cell phones and ipods, you knew something like this was comi...