
Biological Age Tests: Are They Worth It?
Biological age tests are everywhere now — here’s what they actually measure, who should get one, and what to do with your results.

Biological age tests are everywhere now — here’s what they actually measure, who should get one, and what to do with your results.

Biological age tests measure epigenetic methylation patterns — but the actionable part is what you do with the information, not the number itself.

Your gut bacteria don’t just digest food — they literally control which of your brain genes get expressed.

A compound your gut bacteria make from fiber literally changes which genes your brain expresses — and the effect compounds over time.

Your gut bacteria produce a compound that literally changes which genes your brain expresses — and it may be the missing piece in understanding depression.
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