A New Study Explains How the COVID Vaccine Might Affect Your Period—Here’s What Experts Confirmed

By Kaitlin Vogel, 7/19/22

“There are many extraneous variables that didn’t appear to be considered, like how many women had fibroids, polyps, were stressed, were in early stages of pregnancy, and so on,” says Dr. Kecia Gaither, MD, MPH, MS/MBA, FACOG, double board-certified in OB/GYN at NYC Health + Hospitals/Lincoln in the Bronx. “One has to consider response bias in the case of utilizing surveys for research.” She explains that response bias is defined as the tendency of respondents to answer inaccurately or untruthfully, which can occur if participants are asked to self-report on behaviors or occurrences.

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