The US Food and Drug Administration is about to make it harder for people to get a COVID-19 vaccine. According to new regulatory guidance published Tuesday, the FDA won't approve vaccines for healthy adults and children without additional clinical trials, The New York Times reports, making it harder for these life-saving interventions can reach the public. The new guidance was outlined in a paper published in the New England Journal of Medicine, whose authors, FDA vaccine division chief Vinay Prasad and agency commissioner Martin Makary, cast doubt on whether COVID booster shots offer any additional benefits to anyone younger than […]