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2. The Very Best Earplugs for Sleeping, According to Sleep ... - AOL

   www.aol.com/lifestyle/very-best-earplugs...

   Quiet Ear Plugs for Noise Reduction. This best-selling pair of innovative shaped earplugs earn our number one spot for their transparent popularity. ... Quiet Ear Plugs for Noise Reduction ...

3. I'm a Light Sleeper, and I Swear By These Modern Earplugs for ...

   www.aol.com/im-light-sleeper-swear-modern...

   All earplugs have a noise reduction rating (NRR). This is a great way to measure how much sound a product will muffle when used properly. ... For reference, the highest NRR the best earplugs can ...

4. Loop Earplugs Are the Best $35 You Can Spend to Improve ... - AOL

   www.aol.com/lifestyle/loop-earplugs-best-35...

   It has a noise reduction rating of 7 dB. And lastly, the Quiet earplugs are a dream for folks who want to reduce noise as much as possible while traveling, commuting or even napping, and have a ...

5. Earplug - Wikipedia

   en.wikipedia.org/wiki/Earplug

   Earplug. An earplug is a device that is inserted in the ear canal to protect the user's ears from loud noises, intrusion of water, foreign bodies, dust or excessive wind. Since they reduce the sound volume, earplugs may prevent hearing loss and tinnitus (ringing of the ears), in some cases.

6. 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 ...

7. Noise-induced hearing loss - Wikipedia

   en.wikipedia.org/wiki/Noise-induced_hearing_loss

   Otorhinolaryngology, audiology. Noise-induced hearing loss ( NIHL) is a hearing impairment resulting from exposure to loud sound. People may have a loss of perception of a narrow range of frequencies or impaired perception of sound including sensitivity to sound or ringing in the ears. [1] When exposure to hazards such as noise occur at work ...