Science & technology | Covid vaccines and menstruation

A study allays fears that covid vaccines harm menstrual cycles

Those swayed by contrary anti-vaxxer propaganda should take note

CAPE TOWN, SOUTH AFRICA - OCTOBER 02: A woman receives her Pfizer vaccine during the vaccination outreach programmes on October 02, 2021 in Cape Town, South Africa. The Northern and Tygerberg health teams ramped up their vaccination outreach programmes as part of the National VOOMA Vaccination Weekend. (Photo by Misha Jordaan/Gallo Images via Getty Images)

The easiest way to promote a conspiracy theory is to take a grain of truth and blow it out of sensible proportion. This is exactly how one of the most pervasive sources of covid-19 vaccine hesitancy—misinformation about its impact on women’s fertility—spread.

This article appeared in the Science & technology section of the print edition under the headline “A dose of truth”

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