Try this: Hum your favorite song for the next 20 seconds. Now, don't you feel better? In fact, there's no better way to calm your mind and boost your spirits than by humming a happy tune. Plus, ...
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There’s A Certain Sound That Makes 2% Of People Lose Their Minds — Are You One Of Them?
The hum is a low-frequency humming or a rumbling sound, like a truck idling, that only 2-5% of the population can hear. Hum ...
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