Guides

How to test smarter,
not just more.

Standard bloodwork tells you whether you’re sick. Longevity testing tells you how fast you’re aging. These guides cover what to order, what the optimal ranges actually are, and what your doctor probably skipped.

Published
The Best Longevity Blood Panel — A Complete Guide
Every marker worth tracking organized by priority tier — from the non-negotiable foundation through the advanced add-ons that separate longevity medicine from standard care.
Published
Best Blood Tests for Men Over 40
ApoB, fasting insulin, free testosterone, SHBG — the markers that predict cardiovascular risk and hormonal decline in men, and why standard care consistently misses them.
Published
Best Blood Tests for Women Over 40
Beyond the perimenopause question — ApoB, fasting insulin, full thyroid, estradiol, ferritin, and the cardiovascular risk shifts that standard care almost never measures.