All Guides
Lab Testing, Explained
Evidence-based guides across every major testing category. No jargon, no sales pitch — just the science.
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Emerging Biometrics
10 min read
Biological Age Tests: Epigenetic Clocks, Telomere Length, and Glycan Age
Horvath's clock, GrimAge, TELOS — biological age tests claim to measure how fast you're aging. Here is what the science supports.
Emerging Biometrics
8 min read
Continuous Glucose Monitors for Non-Diabetics: What the Data Actually Means
Abbott Libre, Dexcom — CGMs are now sold direct-to-consumer. This guide covers what they measure, who benefits, and the limitations.