White noise is generated from ordinary places like TV or radio static or a noisy air conditioner. Brown noise Brown noise is ...

Some parents turn to white noise, which is a static-like sound that contains all frequencies of audible sound. White noise machines produce sound that resembles rain, wind or even rumblings from ...

White noise sounds similar to TV or radio 'static', but constant background noises such as a washing machine, vacuum cleaner, fan or running water also help promote sleep in the same way.