Pfizer said ‘no impact on fertility.’ The data said ‘we didn’t check’

“Do not impact fertility.” That was the headline assurance in a February 2021 joint statement⁠ from the American College of Obstetricians and Gynecologists and two other reproductive medicine organizations. Yet, its text acknowledged that fertility had not been specifically studied in Pfizer’s COVID-19 vaccine clinical trials. It described loss of fertility as scientifically unlikely. The […]

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