Section
Modern Health
Modern medicine, longevity, and the limits of optimisation.
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Health Essay
Thymic health predicts adult mortality. AI now reads it from routine CT scans.
Hugo Aerts’s group scored 28,500 CT scans through an AI model that reads thymic involution; the top-quintile gap was 50 percent on all-cause mortality, 63 percent on cardiovascular death, 36 percent on lung-cancer incidence. Whether any intervention moves the marker is the unanswered question.
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Health Field note
ApoB moves first. Biological age moves less than the clinics claim.
Three Singapore principals, ages 47 to 53, six months on structured longevity protocols, paying $38,000 to $94,000 a year. The biomarkers that moved are below. The ones the clinics oversold are below.