have reported heavier than normal or abnormal menstrual cycles to the CDC's reporting system post-Covid vaccination.
A doctor has called for more studies into the link between irregular periods and COVID-19 vaccines, saying investigations could calm fears that the vaccines are linked to infertility and increase confidence in the shots (file image).women reporting abnormal menstrual cycles.
'At this time, CDC is not seeing any safety concerns that warrant additional surveillance of irregular menstrual symptoms reported to the Vaccine Adverse Event Reporting System,' Martha Sharan, a public affairs officer for the CDC's Vaccine Task Force said in an email to the Chicago TribuneAccording to the NIH, there are several factors by which Covid immunizations can cause temporary menstrual cycle changesIn the UK, more than 35,000 women have reported to the country's Medicines and Healthcare products Regulatory Agency Yellow Card scheme that they have suffered irregular cycles after getting vaccinated