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Sleep researcher Matt Walker's work shows deep sleep extends life. A device called SOMNEE sends signals to your brain to deepen sleep, and one person increased their deep sleep by 20-30% using an Eight Sleep cooling mattress. Treating sleep apnea also boosts deep sleep.
Questions this video answers
Eight Sleep mattress (speaker-reported): 'My deep sleep went up substantially... up about 20, 30%.'
SOMNEE (named by speaker as a device that transmits signals to the brain).
Matt Walker (described by the speaker as 'a famous sleep study doctor' heading that group).










