The article will open your eyes and make you sit up but we cannot do much about hearing loss. Enjoy music without frequency roll off while you can.
Listening and Hearing http://www.hei.org/news/facts/nihlfact.htm
Get an audiogram and you will know I am not joking.
SAFE SOUND LEVELS:
The National Institute for Occupational Safety and Health (NIOSH) guidelines are stated in terms of the maximum time that you can safely be exposed to different time-weighted averages (TWAs) of sound pressure on a daily basis over a 40-year period.
TWA Decibel Levels Max. Exposure
85 dB . . . . . . . . . . . . . . . . . . . . 8 hours
88 dB . . . . . . . . . . . . . . . . . . . . 4 hours
91 dB. . . . . . . . . . . . . . . . . . . .. 2 hours
94 dB . . . . . . . . . . . . . . . . . . . . 1 hour
97 dB . . . . . . . . . . . . . . . . . . . . 30 minutes
100 dB . . . . . . . . . . . . . . . . . . . . 15 minutes
103 dB . . . . . . . . . . . . . . . . . . . . 7-1/2 minutes
106 dB . . . . . . . . . . . . . . . . . . . . 3-3/4 minutes
A rock music concert has a dB level above 105dB; go figure.
Bye and wear your seat belts.