The Longevity Vault

The Longevity Vault

3 Reasons Why Routine Medical Testing Isn’t Enough for Proactive Aging—In Frequency, Depth or Breadth (What You Need Instead)

You shouldn’t have to run expensive specialty tests just to get direction; with your lived experience, routine labs, and a clear decision framework, you won’t have to.

Kat Fu, M.S., M.S.'s avatar
Kat Fu, M.S., M.S.
Dec 15, 2025
∙ Paid

We don’t need to feel sick—or wait a year since our last checkup—to benefit from a blood test.

Our last normal lab results likely contained early signs of biological aging that our doctor didn’t flag…

This post is for paid subscribers

Already a paid subscriber? Sign in
© 2026 Kat Fu · Privacy ∙ Terms ∙ Collection notice
Start your SubstackGet the app
Substack is the home for great culture