Parva Regina
Health Trackers
Sleep scores, step counts, macros, heart rate, lab results. Here’s what’s worth measuring from your mid-30s on, how accurate the tools are, and what to ask your doctor about.
The first articles in this section are on their way. In the meantime, here’s what’s new:
Supplements · Oct 28, 2026
Creatine for women over 40: what the research actually shows
Does creatine help women over 40 with muscle, bone or brain? What the human trials found, the doses they tested, and the honest bottom line.
Human trial
Latest Research · Oct 28, 2026
Menopause brings abrupt changes in bone, liver and blood fats, huge study finds
A Nature Medicine study of 300 million lab tests from over a million women found a sudden shift at the final period, with hormones changing 12-15 years earlier.
Human observational
What you’ll find here
- Sleep and wearable data: what the numbers mean and how accurate they are
- Tracking macros and protein without obsessing
- Workout logs, steps and heart-rate zones
- Lab tests worth discussing with your doctor, and “biological age” tests
Every article links the studies behind it and labels how strong the evidence is. How we work.
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What’s worth tracking after 35 — sleep, food, workouts and labs — and how to make sense of the numbers. Free, straight to your inbox.
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