The Circadian Classroom

The Circadian Classroom

The Solar Callus Guide

A definitive resource to make the most of sunbathing

Zaid K. Dahhaj's avatar
Zaid K. Dahhaj
Feb 24, 2024
∙ Paid

This will be the definitive resource that will put most medical professionals who don’t believe in the concept of the solar callus to shame.

You’ll get a practical framework on how to develop your solar callus to make the most of your health through sunbathing.

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You hear the term ‘solar callus’ all the time on Health Twitter.

I’ve mentioned it often in my own work.

But, the question remains..

What is it?

Here’s the shocker:

It’s a tan.

But the solar callus goes well beyond just having tan skin. It’s in reference to the development of melanin through gradual midday sunbathing.

It’s a mental model for how you should approach your sunlight exposure, and general health. It’s a damn great one at that.

Considering how uninformed many medical professionals are on the subject of light, I’m not surprised that they don’t believe in the concept of a solar…

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