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The Circadian Classroom

Zaid K. Dahhaj

Exploring the circadian foundation of human health.

Platform
Substack
PricingFreemiumPublishesDaily
Issues311SubscribersRead zaidkdahhaj.substack.com

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Latest Issues

Recent posts by this newsletter. Browse the email archive.

Same Calories, Different Ovaries: How Meal Timing Reversed PCOS in 90 Days

Polycystic ovary syndrome is the most common endocrine disorder in reproductive age women on the planet. It affects somewhere between 8 and 13% of women of childbearing age, roughly 66 million women as of 2021, with prevalence projected to ...

5 days ago
17
6

Your Skin Can't Tan Without What Fruit Provides

Regions of the Earth with the highest UV index are also the regions with the greatest diversity and density of fruit. The tropics give you strong sunlight, and hand you mangoes while they do it. That combination is by design.

6 days ago
44
2

The Dish Lie: Why In Vitro Models and Isolated Wavelengths Tell You Nothing About What Sunlight Does to Human Beings

Part One of this series established that the foundational animal model in UV carcinogenesis research, the hairless nocturnal mouse, is categorically wrong for studying human photobiology. Wrong skin architecture. Wrong circadian phase. Wron...

7 days ago
11
0

The UV Lie: How Mainstream Medicine Built a Public Health Crisis on the Wrong Animal

Part One of a first principles dismantling of everything dermatology told you about the sun

14 days ago
25
5
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Authors

The writers behind this newsletter.

  • Zaid K. Dahhaj

    Circadian Heliotherapy. Restoring human health and sovereignty through circadian alignment. Building The 2AM Podcast.

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