NAD+ Research: What the Science Actually Shows (and What It Does Not)
A clear-eyed overview of NAD+ biology, aging research, precursor supplements, and the gap between laboratory findings and real-world longevity claims.
Mitochondrial Health Basics: Supporting Your Cells' Power Plants
An approachable guide to mitochondrial health—what mitochondria do, how they change with age, and lifestyle habits that may support cellular energy.
Cognitive Reserve: Building a Brain That Handles Aging Better
What cognitive reserve means, how lifelong learning and social ties protect brain function, and evidence-based habits for men worried about memory after 40.
Heart Rate Variability: A Useful Recovery Signal If You Read It Right
What HRV measures, how wearables track it, and how men over 40 can use trends — not daily scores — to guide training and recovery.
Gut Health and Aging: What Changes After 40 and What Helps
How the gut microbiome, barrier function, and digestion shift in midlife men—and evidence-informed habits that support gut health as a longevity pillar.
Cellular Energy: How Your Body Powers Itself and Why It Changes With Age
Learn how cellular energy production works, why ATP matters for daily stamina, and what lifestyle factors may support energy metabolism as you age.