Selected Health Topics
That Matter for Your Longevity
A focused reference library covering the conditions, biomarkers, and clinical concepts most relevant to longevity, biological aging, and evidence-based prevention — curated by Dr. Paul Kilgore, MD, MPH, FACP.
Most online health references aim for completeness — every condition, every term, every disease. This library aims for something different: clinical relevance to how you actually age.
Each topic is organized by the body systems and disease patterns I see most often in 36 years of internal medicine practice and longevity-focused care. In-depth entries connect directly to the physician-built tools and biomarker analyzers on this site — so you can move from understanding to action.
— Dr. Paul Kilgore, MD, MPH, FACP · Board-Certified Internist · CDC-Trained Epidemiologist
Browse by Clinical Category
Click any category to view topics. Topics marked IN-DEPTH include physician commentary and clinical context beyond standard definitions.
Featured In-Depth Topics
Comprehensive clinical reviews with physician commentary, evidence-based protocols, and direct connections to assessment tools.
Ready to apply this knowledge?
The topics above provide context. The 26+ physician-built health tools on this site let you assess your own biomarkers, calculate your biological age, and identify your specific risk factors — in minutes, for free.