Heartbeat sound helps baby’s to fall asleep

Research shows (Spencer, Moran, Lee & Talbert, 1990) that newborn baby’s who hear white noise fall asleep more easily (80% within 5 minutes) than baby’s who do not hear white noise (25% within 5 minutes). In addition to white noise, heartbeat sound takes stress away from baby’s, which causes them to calm down and sleep better.
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