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2. Bone conduction - Wikipedia

   en.wikipedia.org/wiki/Bone_conduction

   Bone conduction. Bone conduction is the conduction of sound to the inner ear primarily through the bones of the skull, allowing the hearer to perceive audio content even if the ear canal is blocked. Bone conduction transmission occurs constantly as sound waves vibrate bone, specifically the bones in the skull, although it is hard for the ...

3. Listener fatigue - Wikipedia

   en.wikipedia.org/wiki/Listener_fatigue

   Listener fatigue. Listener fatigue (also known as listening fatigue or ear fatigue) is a phenomenon that occurs after prolonged exposure to an auditory stimulus. Symptoms include tiredness, discomfort, pain, and loss of sensitivity. Listener fatigue is not a clinically recognized state, but is a term used by many professionals.

4. Hearing protection device - Wikipedia

   en.wikipedia.org/wiki/Hearing_protection_device

   A hearing protection device, also known as a HPD, is an ear protection device worn in or over the ears while exposed to hazardous noise and provide hearing protection to help prevent noise-induced hearing loss. HPDs reduce the level of the noise entering the ear. HPDs can also protect against other effects of noise exposure such as tinnitus and ...

5. The Very Best Foods for Your Liver, From Berries to Coffee ...

   www.aol.com/very-best-foods-liver-berries...

   3. Grapefruit. Grapefruit. Olga Petnyunene via UnSplash. "Grapefruit is often associated with weight loss or fat loss, but it actually contributes to liver health ," says Mathis. "It contains ...

6. Nothing Ear (stick) review: The $99 earbuds for ... - AOL

   www.aol.com/lifestyle/nothing-ear-stick-review...

   Wireless earbuds are great, but anyone new to them may cry foul at the fit. See, most of these things (including Apple's beloved AirPods Pro) employ silicone ear tips that you have to sort of ...

7. Noise-cancelling headphones - Wikipedia

   en.wikipedia.org/wiki/Noise-cancelling_headphones

   Noise -cancelling headphones alongside a carry case. Noise-cancelling headphones are headphones which suppress unwanted ambient sounds using active noise control. This is distinct from passive headphones which, if they reduce ambient sounds at all, use techniques such as soundproofing . Noise cancellation makes it possible to listen to audio ...