COVID vaccine may have short-term impact on menstruation, study finds
Could the mRNA COVID-19 vaccines change women’s menstrual cycles? A new French study has found evidence that they might while some experts caution that other factors could also be at play. The research “provides new arguments in favour of the existence of an increased risk of heavy menstrual bleeding following vaccination against COVID-19 by mRNA vaccine,” according to a statement from Epi-Phare, an organisation that carries out national health studies for the French government. The researchers documented the vaccination status of around 4,600 women admitted to hospitals due to significant men...