DNA Methylation and Longevity: Can You Influence Your Genetic Future?

DNA Methylation and Longevity: Can You Influence Your Genetic Future?

June 29, 2026 · 27 min

About this episode

Dr. Melinda Ring discusses the science of biological aging and DNA methylation with Dr. Kara Fitzgerald, exploring strategies for healthy aging.

Can you really slow the aging process? In this episode of Next Level Health, Dr. Melinda Ring talks with functional medicine physician and researcher Dr. Kara Fitzgerald about the science of biological aging and what actually influences it. They unpack DNA methylation in simple terms, discuss why it's never too late to improve your health, explore the evidence behind biological age testing, and explain how a diet rich in polyphenols, protein, and key nutrients may support healthier gene expression. Dr. Fitzgerald also shares practical strategies for healthy aging, women's health, and building habits that promote vitality for years to come. 00:00 Why it's never too late to improve how you age 00:00:25 Welcome to Next Level Health 00:00:54 Healthy aging: separating science from hype 00:02:10 How much control do we really have over aging? 00:03:37 Why exercise becomes even more powerful as we get older 00:05:28 Biological age vs. chronological age explained 00:06:21 What is DNA methylation? (In plain English) 00:09:40 Should you test your biological age? 00:10:55 The pros and cons of longevity testing 00:13:09 Inside the Younger You protocol 00:14:00 The foods that support healthy…

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