The Journal
LongevityJanuary 27, 2026 8 min read

Biomarkers of Aging You Can Track at Home

Biological age is more informative than birthdays. Here are the everyday biomarkers that reflect how you're really aging.

Luminous teal longevity curve ascending with data orbs

Your biological age — how your body is actually aging — matters more than the number of birthdays. Several biomarkers reflecting it can be tracked passively at home.

Beyond chronological age

Hydration status, metabolic markers, and digestive stability all shift with biological aging. Trended over years, they form a personal aging signature.

Biological
over chronological
Years
of record
Compounding
insight
Early
adjustments

The power of the long record

The longer a system observes your baseline, the more precisely it flags what is genuinely unusual for you — a compounding asset for longevity.

  • Hydration status over time
  • Metabolic marker trends
  • Digestive stability
  • Personal aging signature
The longer LUXOSMT observes your baseline, the more precisely it can flag what is genuinely unusual for you.

Acting early

Small, well-informed adjustments made early are what add healthy years.

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