A woman can have subclinical iron deficiency before conception, fall within normal reference ranges, and still be sent home. Still be told she's fine. Still not know.
This is not a rare edge case. It is a structural failure built into the foundations of how medicine was designed.
For generations, clinical trials underrepresented women. Female physiology was treated as a variation on male physiology. The reference ranges that most healthcare services use to decide what counts as normal were largely derived from male populations.
The biological age clocks used in clinical and research settings tell the same story. Horvath. PhenoAge. GrimAge. All trained on datasets where pregnancy, postpartum and perimenopause were averaged into noise. Made invisible. As if those moments in a woman's biology simply did not matter enough to measure properly.
The consequence of that is precise. Those clocks are least accurate for women at the exact moments that matter most. Conception. Pregnancy. Recovery. Transition. The windows where the right data could have changed everything. And didn't. Because the data was never built for the right body.
This is not ancient history. This is the lived experience of women right now who are being told they are fine when their cells are telling a completely different story.
UmmuAge was built from scratch on female biology only. 1,500 women in development, validated on over 8,400. Zero male data. 41 CpG sites identified, 21 of them completely novel and not found in any published clock anywhere. R squared of 0.85 on the female cohort.
The correction was technically possible for years. Nobody had done it.
We did.
ummuhub.com
English
