Notable Guests
CR
Circadian Rhythms
2x
CN
Caffeine Nap
1x
ES
Exploding Head Syndrome
1x
CS
Catch-up Sleep
1x
CR
Charan Ranganath
1x
NS
Natural Short Sleepers
1x
CC
Can Creatine
1x
FR
Free Radicals
1x
ME
Melatonin Explained
1x
MH
Memory Hacks
1x
MM
Motor Memory
1x
MT
Mouth Taping
1x
AD
Autism Spectrum Disorder
1x
NT
Night Terrors
1x
AD
Acting Out Dreams
1x
Recent Episodes
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Matt Walker guides a sleep story set in a tranquil London apothecary.
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Explores the science behind natural short sleepers, 1-3% of people needing only 4-6 hours of sleep.
Natural Short Sleepers
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Glial cells shrink during sleep, clearing brain toxins via cerebrospinal fluid.
Sleep Position
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One-third of adults wake exhausted despite full sleep duration.
Non-Restorative Sleep
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Coffee offers antioxidants but masks sleep pressure signals.
✨
Melatonin signals biological night, not directly inducing sleep.
Melatonin Explained
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REM Sleep Behavior Disorder (RBD) involves enacting dreams due to failed motor paralysis.
Acting Out Dreams
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Sleep talking (somniloquy) is fragmented noise in NREM sleep, distinct from RBD.
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The gut microbiome acts as a secondary control center for sleep.
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Exercise is a potent tool against insomnia, reducing cardiovascular risk.
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Insomnia is a persistent struggle to sleep despite opportunity.
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Sleep loss amplifies tinnitus; SAD impacts circadian rhythm.
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One week of short sleep alters 711 genes, disrupting the circadian clock.
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A guided sleep story set in a cozy British bookshop.
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GLP-1 agonists may protect the brain from oxidative stress and neuroinflammation.
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Deep sleep is crucial for clearing toxins like amyloid beta via the glymphatic system.
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Sleep deprivation alters the gut microbiome; probiotics may help restore balance.
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Sleep deprivation impairs mitochondrial function and glucose tolerance.
Can Creatine
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40 Hz gamma wave stimulation can entrain brain activity using light and sound.
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Sleep deprivation can induce rapid, temporary remission in major depression.