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2. Audiologists Say These Are the Best Over-The-Counter Hearing Aids

   www.aol.com/audiologists-best-over-counter...

   7 “For those who prioritize discretion, Eargo presents an attractive OTC option,” says Sarow. The sleek design allows the device to fit comfortably in the ear canal (it’s about the side of a ...

3. Hearing protection device - Wikipedia

   en.wikipedia.org/wiki/Hearing_protection_device

   Hearing protection devices with accurate placement (an airtight seal) and/or accurate insertion (deep into the ear canal) will provide the most attenuation of noise. [1] There are many challenges to achieving the needed protection from the device, from barriers to adequate use, to issues related to comfort, convenience, lack of training, to ...

4. Best and worst bedtimes for various generations - AOL

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   Children between 3 and 5 years old should get 10 to 13 hours of sleep per night, according to the National Sleep Foundation — while kids 6 to 13 years old should get nine to 11 hours of sleep ...

5. Sleep Doctors Say *This* Is The Best Temperature for Sleep - AOL

   www.aol.com/sleep-doctors-best-temperature-sleep...

   Okay, okay, you probably have a general sense of how much you should be sleeping. As a quick refresher, 7 to 9 hours per night is a good general recommendation for adults, according to the ...

6. Absolute threshold of hearing - Wikipedia

   en.wikipedia.org/wiki/Absolute_threshold_of_hearing

   It is approximately the quietest sound a young human with undamaged hearing can detect at 1 kHz. [4] The threshold of hearing is frequency-dependent and it has been shown that the ear's sensitivity is best at frequencies between 2 kHz and 5 kHz, [5] where the threshold reaches as low as −9 dB SPL. [6] [7] [8]

7. Hearing protection fit-testing - Wikipedia

   en.wikipedia.org/wiki/Hearing_protection_fit-testing

   Wearing or inserting the hearing protection device correctly so it seals the wearer's ear canal, using the "roll-pull-hold" method for foam earplugs, and ensuring earmuffs create an unbroken seal around each ear. [7] Fit-testing hearing protection can facilitate an appropriate choice of hearing protection, and allow for the professional ...