Scientists Discover Biological Mechanism of Noise-Induced Hearing Loss
The study showed that noise-induced hearing loss stems from cellular damage in the inner ear associated with excess free-floating zinc.
Tag: noise-induced hearing loss
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Jury Awards $22.5M to Plaintiff in 3M Military Earplug Case
A jury in Tallahassee, Florida awarded a plaintiff in the 3M lawsuit $22.5 million, the largest amount yet in a class action lawsuit against the Maplewood, Minn-based company, according to the Star Tribune. The lawsuit alleges that plaintiffs suffered hearing damage as a result of undisclosed design flaws in 3M's dual-ended Combat Arms Earplugs, Version 2 (CAEv2).
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ASHA Issues Hearing Protection Advice for July 4th
A single loud blast or explosion that lasts for less than 1 second can cause permanent hearing loss right away. This noise, called impulse noise or impact noise, can come from sources such as fireworks or gunfire.
Frequency Therapeutics Updates Progress on Hearing Loss Treatments, Q1 2021 Financials
In the company’s announcement, Frequency Therapeutics provides updates on data from its recent FX-322 Clinical Readouts, including new information from a Phase 1b study in presbycusis, and further clarifies acquired sensorineural hearing loss target populations and future study design. The company anticipates initiating a new FX-322 Phase 2 Study in H2 2021.
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Minuendo Enters N.A. Distribution Deal With E.A.R. Inc
Minuendo, a manufacturer of adjustable ear plugs, announced that it will supply its Minuendo Lossless earplugs to E.A.R. Customized Hearing, a distributor of hearing protection products and systems in North America.
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‘BBC’ Article Explores Link Between Noise Pollution, Cardiovascular Problems
Though noise pollution has previously been linked to hearing loss, a number of research studies from the last 10 years have increasingly suggested a connection between noise and heart ailments.
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Hearing Preservation May Lead to Better Brain Health
According to the article, technology has caused our brains to be “rewired” in an unhealthy way and the author provides several suggestions for optimizing a healthy brain including the avoidance of sensory overload, increasing face-to-face social interaction, and protecting your hearing.
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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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NIH Grant Supports New Cochlear Implant Technique
Cooling the sensitive tissues of the inner ear before and during a cochlear implant surgery may lead to better hearing outcomes, according to a University of Miami Health System and College of Engineering researcher who is leading a collaborative team developing this therapeutic approach.
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Oticon Launches Online Lectures for Graduate Students
Oticon, Inc announced the launch of the company’s 2021 educational support for graduate students in audiology with a series of quarterly online lectures designed to supplement and complement students’ university education.
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David M. Rubenstein Donates $15 Million to Johns Hopkins
Philanthropist and Johns Hopkins Medicine trustee David M. Rubenstein has made a $15 million commitment to the Department of Otolaryngology-Head and Neck Surgery at Johns Hopkins to support the department’s research
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Dabrafenib May Help to Protect Hearing, Researchers Say
The findings are significant because no such FDA-approved drug currently exists, and the drug that has shown effectiveness to protect hearing in animal models in the study, dabrafenib, is an FDA-approved drug that is currently used in treating cancers.
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NAL Releases New Report on Hearing Health Awareness Messages for Australians
The NAL report was funded by the Government through the Department of Health and provides a comprehensive picture of hearing health in Australia, along with recommended hearing health awareness messages and strategies for seven key target groups within the Australian population.
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University of Montana Researcher Receives Grant for Hearing Loss Prevention, Ear Infection Drug
In recent months the UM associate professor and her team have earned three awards totaling $3.9 million in funding to study preventing hearing loss among US troops, combating ear infections, and creating a synthetic skin product.
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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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ASHA Offers Safety Tips for July 4th Holiday
Many traditional Fourth of July festivities can reach potentially dangerous noise levels. Fireworks and firecrackers can be as loud as 150 decibels—louder than a jackhammer or jet plane takeoff. Safe listening levels are generally 75–80 decibels.
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Signia Launches ‘Everyday Heroes’ Website on World Hearing Day
On the website, Signia hearing aid wearers are encouraged to submit their picture and tell their personal hearing loss story.
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