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The Longevity Vault by Kat Fu — the platform that guides you to build your personalized roadmap, based on your risk factors & data, so you can age slower, think better & extend your prime. Its flagship, Sleep OS, helps you reduce 3 a.m wakeups.

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PricingFreemiumPublishesDaily
Issues167Foundeda year agoLast Issue7 days ago
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Latest Issues

"Why Can't I Stay Asleep Longer Than 5-6 Hours?"

➤ Someone recently asked me this question, and it perfectly captures what so many people experience but can't explain:

"I've had this issue for a very long time now where I wake up too early and then drift in and out of restless sleep for...

7 days ago
59
14

Does Poor Sleep Make Your Organs Age Faster?

A just-published Nature study, “Sleep chart of biological ageing clocks in middle and late life,” asked a simple but important question: does sleep duration line up with how quickly different parts of the body appear to be ageing?

The rese...

8 days ago
12
2

Does Growth Hormone Affect Dementia Risk?

Growth hormone usually enters the longevity conversation through body composition.

That makes sense.

Growth hormone affects muscle, bone, fat metabolism, and tissue repair. But growth hormone also sits inside a larger overnight process th...

16 days ago
7
Paid

Is the gut-sleep link finally real, or wellness hype?

What if your gut was influencing how well you sleep each night?

GABA — gamma-aminobutyric acid — is one of the brain’s main calming molecules, and many sleep medicines work by boosting its effects. Gut microbes can also make GABA. But whet...

23 days ago
9
1

What Causes Circadian Sleep Disruption? 10 Underappreciated Factors

The suprachiasmatic nucleus is the master pacemaker, but it is not the only clock. Every organ — the liver, gut, kidneys, adrenal glands, skeletal muscle — has its own peripheral clock running the same molecular loop. The suprachiasmatic nu...

a month ago
9
Paid

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Authors

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  • Kat Fu, M.S., M.S.

    20 yrs in health optimization, 15 in sleep | I solve sleep issues beyond hygiene & supplements | Get early access to my science-backed sleep intelligence app for men 40+ who care about brain health & longevity. iOS/Android. Waitlist \ud83d\udc47

  • Scott C Anderson

    Author of bestselling book "The Psychobiotic Revolution" from National Geographic with the brilliant Ted Dinan and John Cryan. Get the latest on the hot field of gut-brain research, with info on how you can benefit.

  • Heather Hausenblas, PhD

    Award-Winning Health Researcher | National Park Hiker | Cutting Through Wellness BS With Real Science

  • Chris Gouveia, MD

    Director of Sleep Surgery for Kaiser Permanente Northern California. UCSF and Stanford trained, board-certified ENT surgeon specializing in sleep medicine. I am passionate about sleep as vital to health.

  • Dr Mike Hunter

    I am a retired gastroenterologist with a keen interest in the microbiome, immunity, and mitochondria. I write blog articles about gut health, wellness, exercise, nutrition, mental well-being, and photobiomodulation.

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