epidemiology

Medical Research

Rewriting the Reference Range: How Age and Sex Reshape the Immune System

A meta-analysis across three large cohorts maps how immune-cell proportions drift with age, sex, and CMV status — and why that should make you skeptical of any 'immune age' panel that ignores who you are.

Metabolic Health

Metabolic Syndrome, Reconsidered: What 28 Years of Data and a New Rural Snapshot Are Telling Us

A long-running Japanese cohort and a fresh Indian prevalence study complicate the metabolic-syndrome story — pointing to the components that actually move the mortality needle.