Beyond the Incessant Ovulation Hypothesis: How Menopausal Status and Birth Cohort Reshape Ovarian Cancer Risk
A massive cohort study of 2.2 million women reveals that ovarian cancer risk factors vary significantly by menopausal status and birth year. While early menarche and low parity remain universal risks, the protective benefits of breastfeeding and oral contraceptives appear specific to premenopausal women.



















