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Photo: wildpixel / Getty Images Millions of People Report Hearing a Mysterious Low-Frequency Hum. Scientists Think They Know Why.
Some who hear it have gone as far as to blame it on a vast government conspiracy.
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The Loop Experience 2 sit securely in the ear. Photo: Loop Get in the Loop. I Finally Found a Good Pair of Reusable Earplugs.
Get earplugs now or risk hearing aids later.
