Thunder Roads Colorado Magazine Volume 11 - issue 1 | Page 18

Hearing Safety – Your Helmet is Not Enough! I BY JASMINE BLUECREEK CLARK ill-fitting helmet can actually increase the wind noise in your ears up to as much as 110-116 dB from 35 mph up to highway speeds. You’re only allowed 15 minutes (during 24 hours) exposure at 115 dB, so that doesn’t leave much time to enjoy your ride huh? expect if I took a tally, only a few riders would say that they really give a lot of thought to their hearing safety while riding. I know I didn’t until a few years ago when, after a long road trip to Oregon and back, and I couldn’t hear anything at all but wind noise ringing in my ears for nearly twentyfour hours. My hearing was seriously impacted after that trip. I could not hear anybody speaking to me for three days. Scary Stuff! Audiologists call the condition Temporary Threshold Shift or TTS. Temporary Threshold Shift is caused by excessive noise exposure for a length of time – it drops your actual acute hearing pattern to a lower level temporarily. Continuous Temporary Threshold Shift exposure will eventually result in permanent damage to your hearing. I now pay more attention to protecting my hearing. Perhaps those short low speed rides around town are OK without extra hearing protection. One might even argue that the extra bit of hearing you have when not wearing the plugs could