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2. The 8 Best Earplugs of 2023 - AOL

   www.aol.com/lifestyle/8-best-earplugs-2023...

   The 8 Best Earplugs of 2023. Kat de Naoum. December 20, 2022 at 4:18 PM. Dotdash Meredith and Yahoo Inc. may earn commission or revenue on some items through the links below. We like the Loop ...

3. Do Loop earplugs actually work?

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   Loop Quiet. The Belgian brand, which launched in 2016, has three types of earplugs: Quiet (the ones I tried), Experience and Engage. Quiet ($25): Up to 26 decibels SNR of noise reduction (more on ...

4. Travel Tips for Long Flights. Here's What You Need to Know - AOL

   www.aol.com/travel-tips-long-flights-heres...

   Jeff Kahn, CEO of the sleep tracker app Rise Science, told Condé Nast Traveler that the best way to ensure you travel and sleep well is to start a trip with “low sleep debt.”

5. Noise-cancelling headphones - Wikipedia

   en.wikipedia.org/wiki/Noise-cancelling_headphones

   Noise-cancelling headphones are headphones that suppress unwanted ambient sounds using active noise control (ANC). Active noise cancellation makes it possible to listen to audio content without raising the volume excessively. In an aviation environment, noise-cancelling headphones increase the signal-to-noise ratio significantly more than ...

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. Active noise control - Wikipedia

   en.wikipedia.org/wiki/Active_noise_control

   Active noise control (ANC), also known as noise cancellation (NC), or active noise reduction (ANR), is a method for reducing unwanted sound by the addition of a second sound specifically designed to cancel the first. The concept was first developed in the late 1930s; later developmental work that began in the 1950s eventually resulted in ...