Tag: noise-induced hearing loss

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Yamaha Launches TW-E5B Wireless Earbuds

The earbuds were announced, in tandem, with a website “Thinking About Hearing Health” dedicated to educating people about Safe Listening, particularly since hearing loss from listening to loud music at high volumes for extended periods of time.

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SoundGear Hearing Protection Available Now

SoundGear, the official hearing protection partner of Pheasants Forever’s Habitat Organization, announced that the SoundGear Phantom, a hearing aid that offers hearing protection with “an unrivaled custom fit and Bluetooth capabilities,” is back in stock in time for October’s National Protect your Hearing Month.

HIA Releases Results of Hearing Loss Survey

New research announced by the Hearing Industries Association (HIA) reveals that 4 out of 5 Americans consider hearing loss serious, but ignoring the problem is more common than you may think. Fewer than 16% of adults ages 20-69 who need a hearing aid use one. That number almost doubles to 30% for adults over age 70 who need a hearing aid but don’t use one, according to the National Institute on Deafness and Other Communication Disorders (NIDCD).

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LRADs, Trumpets, and Loudspeakers

LRADs are loudspeaker systems on steroids and are easily capable of generating outputs on the order of 120 dBA at 10 meters. Although we don’t have very good models for noise exposure over 115 dBA, we do know that levels of 120 dBA (with peaks being up to 15 dB higher) can create acoustic trauma.

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Research Shows Hair Cell Damage May Be Main Cause of Age-related Hearing Loss

Researchers examined 120 inner ears collected at autopsy. They used multivariable statistical regression to compare data on the survival of hair cells, nerve fibers, and the stria vascularis with the patients’ audiograms to uncover the main predictor of the hearing loss in this aging population. They found that the degree and location of hair cell death predicted the severity and pattern of the hearing loss, while stria vascularis damage did not.

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