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Public Health

SARS-CoV-2, the virus that causes COVID-19, may infect cells in the mouth, along with primary sites of infection like the upper airways and lungs, according to a study published March 25 in Nature Medicine. 

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The total number of confirmed COVID-19 infections in the U.S. surpassed 30 million March 25, according to data from Baltimore-based Johns Hopkins University.

Two competing forces are currently playing out in the U.S. that could dictate what the pandemic's coming months look like. As more transmissible coronavirus variants sweep the nation, health officials are in a race to vaccinate as many people as…

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