Joy Kong, MDRegenerative Medicine Physician, Educator, and Entrepreneur

I Thought I Was Healthy… My Telomeres Said 68

24 Feb 2026 · 1 min

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In this personal narrative, the speaker—approaching her 50th birthday—undergoes a telomere length test expecting a youthful biological age due to her disciplined health regimen (regular P90X workouts, marathon training, and a clean diet). Contrary to expectations, the test reports a biological age equivalent to a 68‑year‑old, revealing a substantial gap between her outward fitness and cellular aging. The surprising result highlights that visible health markers may not fully capture underlying biological aging processes, prompting the speaker to investigate the unseen factors that could be accelerating telomere shortening.

Chapters

So I heard there was this telomere test. I was turning 50 at the time, so I'm sure that's gonna tell me I've got a 20 year old. But it didn't. This had the telomeres of a 68 year old. So I was aging, like, way faster than I should have. Because you were taking good care of yourself. You thought? I thought, yeah. Thought I was eating healthy. I was jacked from, you know, P90X. So on the exterior, I looked really good. I was performing well under training for a marathon. But, you know, yet somehow I was still aging way faster than I should have been. There's obviously a big picture here that I didn't even know existed. And so that made me want to go figure out what it.