Letters from Saint Bartholomew

In these letters, you will receive in-depth content exploring chronic pain and the most effective solutions for it. You will receive exclusive interviews, research and access to resources to help you implement what you learn.

Recent Letters

Jul 13, 2026

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7 min read

"Gradually and Then Suddenly" - A Conversation with Dr. Kat Léger

Learn the process of how the body falls apart over time and how Longevity Medicine plans to do something about it.

Sean Light

Jul 6, 2026

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11 min read

There is a Chance that Your Chronic Pain is Just a False Alarm

This is the story of a book that is creating miraculous cures to some of the most stubborn chronic pain conditions.

Sean Light

May 8, 2026

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5 min read

The Missing Link to Lasting Chronic Pain Relief

How We Discovered that Your Body's Brain and Nervous System is the Key to Effectively Eliminating Chronic Pain

Sean Light

May 7, 2026

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4 min read

The Formula: The 4 Levers of Chronic Pain

There are four systems of the body that contribute significantly to pain. We believe that if you train each of them well enough, you will reduce the likelihood of you being in pain to nearly zero.

Sean Light