Defined as Noise containing many frequencies with equal intensities. As quoted from preciouslittlesleep.com,
Babies love white noise. Let’s start with looking at it from baby’s perspective. They’ve just spent their entire life in the womb. And the womb is deafeningly loud. It is just slightly less loud than a lawnmower. Loud is normal to a baby. Life outside the womb is uncomfortably quiet. White noise sounds like “home” to a baby.
Cayleb 3rd & 4th week is denoted by his growth spurt phase, regular feeding, intense to say the least. Thus he wake up in frequent bouts, and once he is awake, it take painstaking, by the sweat of the brow to put him back into his dreamland
To calm him down, we played various music types, which isn’t too receptive. The ear of the newborn is already mature, thus they would be able to tell dissonance,interference patterns which give rise to a sensation of beating or roughness. We tried white noise with an app which seemingly to be effective. Cayleb took to the white noise, of cos with optimum conditions, well fed and feeling full. Within a few minutes, he descended to a snooze. A few experiments follow, and seemingly hit the dartboard quite a few times with playing white noise. But the expert mentioned that as quoted from todayparent.com
But a recent study from researchers at The Hospital for Sick Children in Toronto found that some infant sleep machines produce sounds that could increase risk of noise-induced hearing loss
Do seek a moderate decibel level and once the baby has dozed off for the night, turning the white noise off might be ideal. All in all, being able to put the baby into sleep mode is rather better than sleep deprivation. Afterall sleep is definitely important in the growth of the growing boy.