Ever wonder why the sound of rain makes you instantly drowsy, but a ticking clock drives you up the wall? That’s because not all noise soothes the brain in the same way. Sleep sounds might seem like just background buzz, but they’re carefully engineered to allow your brain to let go. Behind every babbling brook or rainforest storm track is an intricate design meant to quiet the mind, block out distractions, and nudge you toward sleep.

As more people rely on sleep........

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