Multi-Strain COVID-19 Vaccines Might Be Coming, After Moderna Reports Promising Study Results

While U.S. health officials are still debating the best way forward when it comes to COVID-19 vaccine boosters, one thing was clear when experts convened by the Food and Drug Administration (FDA) met for a recent committee discussion: to get longer-lasting and stronger immune responses, the next booster might have to target more than one strain of SARS-CoV-2.