Most People Don’t Need Covid Vaccine Booster, Scientists Say

Governments would be better served to focus on immunizing the unvaccinated and to wait for more data on which boosters would be most effective and at what doses, the authors, who included two prominent U.S. Food and Drug Administration experts, argued in the medical journal The Lancet. They based their assessment on a wide range of real-world observational studies as well as data from clinical trials.