Most moms have had a moment (or ten or 1,000) when they declared, “I’d give anything for good night’s sleep!” New parents once had to pace the floor, drive the neighborhood, or prop up fans, but that all changed with the invention of sound machines. When parents find themselves battling colicky characteristics, they’re even more desperate to find relief! Babies come home now to sound machines in stuffed animals, clipped on furniture, poised on night stands, or generated by iPhone apps. Are there potential dangers in consistent use of a white noise producer? What should expectant parents consider before they …