A good night’s sleep is critical for good health. Sleep duration predicts cardiovascular outcomes: a systematic review and meta-analysis of prospective studies. You can learn more about how we ensure our content is accurate and current by reading our editorial policy. Healthline has strict sourcing guidelines and relies on peer-reviewed studies, academic research institutions, and medical associations. A 2017 study showed a positive link between deep sleep and pink noise. It concluded that the application of white noise may be an effective tool in helping to improve sleep in metropolitan areas.įurthermore, a 2012 study found that steady pink noise can increase stable sleep by reducing brain activity. Traffic, neighborhood noises, and aircraft sounds are all sources of sleep disruption.Īdditionally, white noise can help those who work the night shift and need to sleep during the day or live with housemates on different sleeping schedules.Ī 2021 study found that white noise significantly improved sleep for people who experience difficulty sleeping due to high levels of environmental noise. This is especially useful for those who live in the city.

“After it helps you fall asleep, white noise also helps you stay asleep by blocking out any noises or loud disturbances that may wake you up.” “It’s a little bit of a Pavlovian response to the sound of the white noise,” Szkotak adds. Once you begin using it, white noise can also signal to your brain that it’s time to get to sleep. “Following a nightly ritual like winding down with a book, switching on the sound machine, and settling into your bed for the night signals to your brain and body that it’s time to rest.” “So much of good sleep hygiene is establishing a good nighttime routine,” says Szkotak. It creates a buffer between outside noise and your eardrums so you can keep snoozing peacefully, despite what’s going on around you. White or pink noise can help you maintain solid sleep by limiting disturbances. Both duration and quality of sleep can be impacted by outside noises. Research has found that sleep disturbances caused by noise pollution have health consequences for our biological systems. White or pink noise can help people sleep by blocking out outside sounds and masking disruptive sounds. How white and pink noise can help you sleep

White noise machine for dogs