What are the best frequencies to use for inducing sleep?

Pink noise? White noise? Nature sounds?

In one study published in Frontiers in Human Neuroscience, researchers studied how pink noise affected sleep quality of 13 older adults between the ages of 60 and 84. The participants completed two sleep sessions—one where they listened to pink noise before sleep and one where no noise was played.

I'll tell you what the research discovered and how you can try your own sleep inducing frequencies at home.

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