Science Advances (Journal)

Covid-19 Vaccines Temporarily Changed Menstrual Cycles, Study Shows

Nearly half of the participants of a recent study who were menstruating regularly at the time of the survey reported heavier bleeding during their periods after receiving the Covid-19 vaccine. Others who did not typically menstruate — including transgender men, people on long-acting contraceptives, and post-menopausal women — also experienced unusual bleeding. The new study […]