An effective, drug-free musical solution to overcome chronic sleep deficiency. - An effective, drug-free musical solution to overcome chronic sleep deficiency. Relax into Sleep features Brain-Balancing music and delta range brainwave entrainment tones that quiets your mind and relaxes your body. Steven Halpern is the world's leading composer of music for relaxation and sleep. More people go to sleep with Steven's music than any other composer living or dead and so will you.