A study suggests that the COVID-19 vaccine is linked to an average of less than a one-day change in menstrual cycles, which researchers say is no cause for alarm - via healthing_ca healthing
On average, menstrual cycles increased by 0.71 days after the first dose of the COVID-19 vaccine and 0.91 days after the second.On average, a menstrual cycle is approximately 25 to 30 days in length, however, many experience cycles outside of this range. GETTYreleased Thursday suggests that the COVID-19 vaccine is linked to an average of less than a one-day change in menstrual cycles, which researchers say is no cause for alarm.
“It is reassuring that the study found only a small, temporary menstrual change in women,” said Diana W. Bianchi, M.D., director of NIH’s Eunice Kennedy Shriver National Institute of Child Health and Human Development, in a