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Dr. Karen Hansen-Smith, MD
Medical Doctor
3 articles on Holistic Health
Published Articles
NAD+ and Aging: What the Science Actually Shows
NAD+ declines 50% by middle age, impairing DNA repair and energy production. Learn what research shows about NMN, NR, and restoring NAD+ levels.
Longevity and Prevention
How to Read Your Cortisol Labs: A Functional Medicine Guide
Learn how to interpret your cortisol lab results from a functional medicine perspective. Understand optimal ranges, patterns, and what to do next.
Lab Interpretation and Testing
Why Do I Have Chronic Fatigue? A Functional Medicine Investigation of Root Causes
Discover the hidden root causes of chronic fatigue through functional medicine. From gut dysfunction to mitochondrial issues - get answers.
Gut Health and Microbiome