Covid-19 vaccination does not cause concerning changes to periods, research has found. Image "These results rely on people recalling their previous menstrual experiences, and may include bias due to those who chose to complete the survey. Nevertheless, our results are reassuring that Covid-19 vaccination does not cause concerning menstrual changes, and helpful for identifying people who might be at higher risk of experiencing menstrual disturbance." - Dr Jackie Maybin, Principal investigator, University of Edinburgh’s MRC Centre for Reproductive Health, and one of the study authors. Read the full story Coverage on the piece: The Independent Sky News Publication date 24 Mar, 2023