REM sleep
7 statements across 3 episodes · 0 bullish · 1 bearish · 3 people on the record · first statement Feb 22, 2022 by Dr. Matt Walker · across every show →
Everything said about REM sleep, oldest first
Feb 22, 2022
Walker: Sleep shifts from deep non-REM early on to REM later
“So that in the first half of the night, the majority of those 90 minute cycles is going to be comprised of mostly deep non-REM sleep, stages three and four. But as we push through to the second half of the night, now that seesaw balance actually shifts over, a…”
Feb 22, 2022 neutral
Feb 22, 2022
Walker: Peak testosterone release occurs during REM sleep, not exercise
“And we produce our peak levels of testosterone release, not during the day, or even after the gym, or just as we're working out during the gym, we produce our peak levels during REM sleep, just before and throughout that period of REM sleep.”
May 30, 2023
Poe: Brain deep cleaning and REM remodeling require full sleep cycles
“The deep cleaning portion of sleep cannot happen within that period of time, nor the refined kind of remodeling of REM sleep could happen. So don't think you can just get away with eight minutes of sleep and be fine for the next day. No. In fact, you do need s…”
May 30, 2023
Poe: Intense learning automatically increases your body's REM sleep duration
“If you are learning something or have a, an emotional day that you will get more REM sleep. It's homeostatic. It's automatic. You don't need to worry about it. You'll get it. Your body will get it if it needs it. And so if you're learning a lot and you need mo…”
May 30, 2023
Poe: Going to bed late misses the brain's deep cleaning window
“So if you go to bed too late, you will actually miss the window for that deep slow wave brain cleaning sleep. And the sleep each you'll get is more REM sleep. If you wake up too early you go to bed at normal time, but wake up too early, you'll be missing a lot…”
Dec 24, 2024 negative
Johnson: Eating dinner at 5 PM halves deep and REM sleep
“When I eat my last meal of the day, I have all my digestion finished. So when I go to bed, my resting heart rate is around 46 beats per minute. And if it's a 46, I'm going to have a perfect night's sleep. If I eat at five PM or six PM, then my resting heart ra…”