How to Get More Deep Sleep: An Evening Routine That Works

By Jennifer Chesak, Dec 16, 2025

“While sleep is the most restorative thing you can do for your brain, deep sleep is the most restorative part of sleep altogether,” says Alex Dimitriu, MD, a physician double board-certified in psychiatry and sleep medicine and founder of Menlo Park Psychiatry & Sleep Medicine. Sounds blissful, right? You get to shut out the rest of the world while your body rests and repairs. But you’re not in this stage during your entire sleep session. Instead, you will climb into and out of this deep stage several times per night. “For most adults about 10% to 25% of your total sleep time should be in deep sleep, and this number diminishes as we get older,” Dr. Dimitriu says.

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