Smart earplugs let users customize their sleep

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This is part of a series of articles that looks at entrepreneurs hoping to get their ideas off the ground through crowdfunding. At the time of writing, each of these innovations is currently seeking funding.

Consumers typically haven't previously been able to customize the devices that improve our health. Those in need of hearing aids usually stick with the one their doctor has recommended, or whichever one is cheapest. Digital technologies are changing this however, and we recently wrote about Soundhawk, a smartphone-controlled sound enhancer for the hard of hearing that helps users adjust its capabilities for different situations. Now using similar technology, Hush is a set of wireless earplugs that help users get a better night's sleep through personalized ambient sounds and noise cancelation. Many people already use basic earplugs to help block out…

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