VIC colleagues, Dr. Mark Poznansky and Dr. Michael Callahan along with MGH Infectious Disease physician Dr. Jake Lemieux, discuss the emergence of COVID-19 variants, the impact on global health and the need for all nations to work together.

“With new COVID-19 cases in steady decline across the United States, and the pace of vaccination accelerating, Americans may feel optimistic about what feels like a turning point. Despite this encouraging news and crucial progress, the uncontrolled, global spread of COVID-19 has produced a new problem: mutant viruses or variants, several of which are proving difficult to control.”

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