COVID vaccines slightly affect menstrual cycles but do not affect menses

woman wearing pink top

A new peer-reviewed paper showed that COVID-19 vaccines slightly and temporarily increased the length of menstrual cycles. The research also showed that the vaccine did not change the number of days of menses. The effects are so minor as to not warrant concerns about these vaccines.

This brief post is just going to lay out the data from the article and try to show that if you are a woman considering the vaccine, this shouldn’t be a concern.

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