The World Journal of Men's Health

Accelerating Decline in Serum Testosterone across Birth Cohorts: A Systematic Review and Meta-Regression Analysis

By Fausto Negri, Tommy Jiang, Ashkan Pourabhari Langroudi, Michael L. Eisenberg

Meta-analysis of observational studiesPopulations

Preregistered CRD420251069558, declared no competing interests

The paper

Fausto Negri, Tommy Jiang, Ashkan Pourabhari Langroudi, Michael L. Eisenberg

Vita-Salute San Raffaele University; Stanford Medicine

The World Journal of Men's Health, 28 Sep 2026

doi.org/10.5534/wjmh.260136 PubMed 42845169

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