While listening to your baby's first heartbeat in the womb, you will hear a hum accompanying those sounds. Babies live with that hum until they are born. When they are born, they come to a different environment and are deprived of the hum they are accustomed to. Here, white noise makes them re-live the sound ensemble they are used to and enables them to regain their old peaceful and happy environment. It helps your baby, who says hello to life, to adapt to his new life. Experts recommend that newborn babies be put to sleep with this sound in the first months. Because white noise is the most effective sound that can reflect the hum in the womb. It calms the baby and gives him a sense of peace. As white noise; we can name it as sea wave, blow dryer sound, vacuum cleaner sound, wind sound, rain sounds. This collection of sounds has the ability to mute (mask) other sounds behind it. Thus, it makes it possible for babies and even adults to sleep comfortably.