Baby go to Sleep's Stops Crying Heartbeat Lullabies are the most effective music to stop a baby from crying and get them to sleep all night. The research backed music therapy recordings have been played in over 8,400 hospitals and special care enters to calm frightened infants and children and when they are on life support or going through frightening and painful procedures. It's estimated that over 20 million people have calmed to sleep or have seen the traditional nursery songs with a human heartbeat rhythm calm babies to sleep. The music can be loaded to iTunes or your desk top if you want to play them on your smart phone, Mp3 player or tablet.