Healthcare Workers Administer The Novavax Covid Vaccine
A container of syringes used to administer the Novavax Covid-19 vaccine at a pharmacy in Schwenksville, Pennsylvania, US, on Monday, Aug. 1, 2022. Novavax's protein-based Covid-19 vaccine received long-sought US emergency-use authorization in July, but use is likely to be limited. Photographer: Hannah Beier/Bloomberg via Getty Images