The SummaUp Journal
Clinical research, protocol breakdowns, and precision medicine perspectives — written by Dr. Ryan Das, MD, triple board-certified longevity physician.
Everything you need to know about this journal — at a glance.
The SummaUp Journal is a precision medicine publication authored by Dr. Ryan Das, MD — a triple board-certified longevity physician. Each article translates cutting-edge clinical research into actionable protocols for high-performers who want to extend their healthspan, not just their lifespan.
Topics span hormonal optimization, biomarker science, metabolic health, and the molecular pathways that govern how fast — or how slowly — you age.
The number on your birth certificate tells you how long you've been alive. Your biological age tells you how well you've been living. Here's what the science says — and how to close the gap.
Dr. Ryan Das, MD
August 10, 2025 · 7 min read
Most men are told their testosterone levels are "normal" — but normal for a 60-year-old is not optimal for a 40-year-old. Understanding this distinction could change everything.
Dr. Ryan Das, MD
July 28, 2025 · 9 min read
Standard blood panels miss the markers that matter most for longevity. These 12 data points give you a real picture of where your health is headed — not just where it stands today.
July 15, 2025 · 11 min read
Read →By age 50, most people have lost more than half their NAD+ levels. This single molecule governs energy production, DNA repair, and cellular resilience. Here's how to restore it.
July 3, 2025 · 8 min read
Read →Deep sleep is not passive rest — it's when your body repairs tissue, consolidates memory, and clears metabolic waste from the brain. Optimizing it is one of the highest-leverage interventions available.
June 20, 2025 · 6 min read
Read →The hormonal transition of perimenopause is not a cliff — it's a window. Women who act during this period with targeted bioidentical therapy preserve bone density, cognitive function, and cardiovascular health for decades.
June 8, 2025 · 10 min read
Read →Longevity research has converged on three master regulatory pathways. Understanding how to activate and balance them is the foundation of every SummaUp protocol.
May 25, 2025 · 12 min read
Read →A CGM worn for 90 days tells a story that no single fasting glucose test can — how your body responds to stress, sleep, specific foods, and exercise. The patterns are often surprising.
May 12, 2025 · 8 min read
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