According to The Sleep Foundation, it calms the brain and improves memory. According to the Sound of Sleep website, brown ...

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To induce sleep (a delta brainwave of 5 hertz ... the mind even when played moderately loud. Sounds of rain, thunder, and nature sounds may also be relaxing particularly when mixed with other music, ...

Two years ago, 13-year-old Clarisse Poon was looking for relaxing music to help her ... in bed and is lulled to sleep by a noise that sounds like the hissing of heavy rain or the gentle hum ...