What Is the Color of Noise? Can It Help Sleep, Memory? — VOA Learning English
Topics: подорожі й побут
Beginning
From VOA Learning English, this is the Health & Lifestyle report.
You may have heard of white noise being used to cover or hide background sounds. But now white noise has some colorful competition.
There is a growing interest around different kinds of noises. Pink noise, brown noise, and green noise make up a rainbow of calming sounds. And there is a growing interest in their theoretical effects on sleep, concentration, and relaxation.
The science is new. There have only been a few small studies that look at the effects of the noises. But the lack of research has not stopped thousands of people from listening to hours of these noises on YouTube and on meditation apps.
What is pink noise?
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