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Biological Age Testing stories

Jan 1, 2026

Biological Age Tests Gain Popularity, but Experts Question Their Accuracy

DNA methylation clocks and mail-order bio age tests are surging, but clinical utility remains debated.

Jan 1, 2026·1 source

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Top claims

▪Biological age testing provides actionable information beyond what routine blood work already tells you
▪Biological age tests measure DNA methylation or telomere length to estimate how old your cells are versus your chronological age
▪Bryan Johnson claims his biological age is 5.1 years younger than when he started his anti-aging quest, spending millions annually

Subtopics

Lifestyle, Wellness and Nutrition1 Longevity & biohacking1

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