Functional Medicine & Longevity Newsletter Translated for Real-World Practice

Stay current with emerging science insights on healthy aging, epigenetics, and nutrition translated through Dr. Fitzgerald’s clinical lens.

Plus, receive a free Younger You Longevity Protocol overview PDF instantly.

Dr. Kara Fitzgerald

The newsletter is designed for clinicians and health enthusiasts who want more than headlines. We offer clear, contextualized insight into emerging research, clinical trends, and real-world applications.

Each issue is curated through Dr. Fitzgerald’s clinical lens as a leading functional medicine physician and educator, translating emerging research and real-world patient experience into practical, actionable guidance you can trust.

When you join, you’ll also receive immediate access to a complimentary PDF:

The Younger You Longevity Protocol Overview: a concise, research-backed framework based on the same diet and lifestyle principles used in clinical practice to support healthy aging and epigenetic health.

Sign up for my monthly e-newsletter and announcements, and select any additional content you’d like to receive below.

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The Younger You Longevity Protocol Overview
Jeffrey Bland, PHD
President PLMI

Dr. Fitzgerald’s book is an extraordinary integration of a vast amount of diverse information that makes practical sense of the complex interplay between our genes, the folate/vitamin B12 cycle, homocysteine, and the clinical importance of methylation. 

Dr. Mark Hyman, MD
9 Time NY Times Best Selling Author

Kara and I have co-authored case studies for peer-reviewed articles and textbooks over the years. I love reading her blog, while evidenced-based and geared towards the professional, the casual style makes for fun reading!

Sara Szal, MD
NYT Best Selling Author, Clinician

Of the myriad blogs I receive in my inbox, Kara’s is one that I actually read! It’s funny, clinically relevant and smart.