Enhancing deep sleep - Science Daily

Researchers have developed a wearable device that plays specific sounds to enhance deep sleep. The first clinical study has now shown that the device is effective, but not at the same level of effectiveness for everyone.

Researchers have developed a wearable device that plays specific sounds to enhance deep sleep. The first clinical study has now shown that the device is effective, but not at the same level of effect… [+4106 chars]

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