Category: Health & Wellness

Health & Wellness

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The “Red Flags” Didn’t Go Away: Emphasizing Comprehensive Hearing Care

For the past 5 years, the US Food and Drug Administration (FDA) has not required patients to sign physician waivers prior to being tested and fitted for hearing aids. The ruling remains a positive for the industry, but it’s also true that the “red flags” that motivated the waivers in the first place did not go away.

Health & Wellness

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How Do Medical Masks Degrade Speech Reception?

This study shows that each type of medical mask essentially functions as a low-pass acoustic filter for speech, attenuating the high frequencies (2000-7000 Hz) spoken by the wearer by 3 to 4 dB for a simple medical mask and close to 12 dB for the N95 masks. In the era of Covid-19, Alexander Goldin, Barbara Weinstein, and Nimrod Shiman also explain how some of these problems might be overcome.

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