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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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Substack
PricingFreemiumPublishesDaily
Issues179Foundeda year agoLast Issue7 days ago
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Latest Issues

Should You Use Cannabis for Sleep?

Someone may have told you a gummy helped them sleep, or that a few drops under the tongue made it easier to stay asleep.

Maybe they smoke half a joint before bed.

You may have wondered if cannabis could help you too.

Cannabis can make...

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The DIY Longevity Mindset

This week's article is a joint effort between Kat Fu, M.S. of 'The Longevity Vault' and Leigh Elder from Don't Act Your Age.

Kat and Leigh had previously liked an article that each one of them had published separately.

These were Kat's ea...

21 days ago
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Why does Ozempic leave you tired but awake?

If you take Ozempic or Wegovy, you may already know this feeling without needing it described. During the day your body is worn out - heavy limbs, no appetite, no energy for anything. But at night, when you finally lie down, your mind will...

a month ago
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The science behind difficulty falling asleep vs. trouble staying asleep

➤ Someone recently asked me this question, and it captures a pattern I see constantly:

“I have no trouble falling asleep. I’m out within minutes. But I wake up at 3 a.m.—sometimes to pee, sometimes for no reason—and I can’t get back to sle...

a month ago
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Why Mast Cells Wake You Between 2 and 4am

And why antihistamines only get you part of the way there.

If you have MCAS, you know the pattern before I finish describing it.

You wake somewhere between 2 and 4am. Not groggy - alert. Heart going. Skin flushed, or itching, or just a wh...

a month ago
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Authors

The writers behind this newsletter.

  • 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

  • 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.

  • Don't Act Your Age

    Change agents, providing unique and innovative preventive health solutions for doctors and anyone else curious about and motivated towards finding the best ways to extend healthy life. Join us on this exciting journey.

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