Article library · Biomarkers
Biomarkers
11 evidence reviews in this category. Every piece states what the human data shows, how large the effect is, and when to talk to a clinician instead.
HRV and Longevity: What Your Heart Rate Variability Score Actually Tells You
Heart rate variability is one of the most trackable longevity biomarkers available today. A practical guide to HRV ranges, what drives the number, and how to use it to protect your healthspan.
Longevity Biomarkers to Track: A Complete Measurement Guide
The most useful biomarkers for measuring your healthspan, how to interpret them, and how often to test — a practical guide to building your longevity tracking panel.
Best Wearable for Longevity in 2026: Oura Ring 4 vs WHOOP 5.0 vs Apple Watch
Not all wearables track what matters for longevity. This guide compares Oura Ring 4, WHOOP 5.0, and Apple Watch on sleep accuracy, HRV measurement, recovery scoring, and long-term health signal quality — so you can choose the right device for your health span.
Biological Age Testing: The Complete Guide to Epigenetic Clocks, At-Home Tests, and What the Results Actually Mean
Your chronological age tells you how many birthdays you've had. Your biological age tells you how fast you're actually aging. Here's how to test it, interpret it, and use the data to make smarter longevity decisions.
ApoB Lowering for Longevity: An Evidence-Oriented Action Plan
A high-intent guide to lowering ApoB with lifestyle-first strategies, careful supplement use, and clinician-supervised escalation when needed.
Continuous Glucose Monitor Longevity Guide: How to Use CGM Data Correctly
A practical CGM guide for longevity-focused adults, covering setup, interpretation, behavior experiments, and common mistakes.
Best Longevity Blood Tests to Track in 2026: A Clinically Useful Panel
A complete longevity lab strategy covering high-yield blood tests, cadence planning, interpretation pitfalls, and how to connect results to concrete protocol decisions.
Blood Pressure and Longevity: A Home-Based Plan Before It Becomes a Crisis
An evidence-oriented system for improving blood pressure trends with home monitoring, lifestyle interventions, and clear escalation rules.
Liver Health for Longevity: Evidence-Based Nutrition and Habit Strategy
How to support liver biomarkers through sustainable behavior change and medically cautious escalation pathways.
Best Longevity Blood Tests to Track Your Health
A high-yield blood test shortlist for longevity planning, with repeat cadence guidance and interpretation principles.
Blood Tests for Longevity: The Core Panel to Request
A clinician-friendly bloodwork checklist to monitor longevity-focused lifestyle and supplement interventions.