[ad_1] cnn — For 10 years, Americans have had access to flu vaccines that protect against four strains of the virus: two A strains and two B strains. However, starting this fall, all flu vaccines distributed in the United States will likely contain only three strains, and the change is due to Covid-19. In 2020, … Read more
[ad_1] One dose of the measles, mumps and rubella vaccine. When an unvaccinated person is exposed to measles, public health guidelines require that they be vaccinated within three days. Joe Raedle/Getty Images hide title toggle title Joe Raedle/Getty Images One dose of the measles, mumps and rubella vaccine. When an unvaccinated person is exposed to … Read more
[ad_1] A team of researchers at the University of Michigan analyzed more than 80 studies to evaluate the effectiveness of COVID-19 vaccine doses beyond the primary series. Their findings, based on 150 million patient observations, support the effectiveness of monovalent and bivalent boosters in preventing serious outcomes and underline the importance of annual vaccine updates. … Read more