Spread of Covid impacting start of classes for some schools across U.S.
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Health experts warn of new Omicron subvariants as winter approaches
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Biden administration plans to roll out new booster shots this fall
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How genetics, other factors can prevent Covid infections
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Dr. Ashish Jha on rising COVID-19 cases, masks, J&J vaccine
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How soon could the FDA approve Moderna shot for kids under 6?
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Full Dr. Jha: 'Vaccines are holding up really well against … all of the omicron variants'
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Fear, uncertainty and apathy: Covid infections rise but hospitalizations remain low
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The long-term effects of Covid
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Scientists working on universal vaccine to fight all future Covid variants
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What you need to know about rapid antigen tests and the omicron variant
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Dr. Paul Offit on how to go about holiday gatherings
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Another Covid Christmas: Deaths spike to highest level since last winter
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Dr. Fauci: VP Kamala Harris was 'taken a bit out of context'
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Dr. Fauci: 'When your time comes to get boosted, get boosted'
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CDC panel says people shouldn't get J&J vaccine if Pfizer, Moderna available
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New insight on transmissibility of omicron variant
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U.S. travel restrictions to go into effect as Omicron variant spreads
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A brighter future for rapid Covid tests?
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Answering your questions about the Omicron variant
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With You TODAY: Answers to your coronavirus questions
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Launching With You TODAY, NBC News medical correspondent Dr. John Torres, investigative and consumer correspondent Vicky Nguyen and NBC News senior business correspondent Stephanie Ruhle answer TODAY viewers’ questions about the coronavirus, such as: How long does it take for symptoms to appear?March 17, 2020
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Spread of Covid impacting start of classes for some schools across U.S.
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Health experts warn of new Omicron subvariants as winter approaches
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Biden administration plans to roll out new booster shots this fall
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How genetics, other factors can prevent Covid infections
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Dr. Ashish Jha on rising COVID-19 cases, masks, J&J vaccine
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How soon could the FDA approve Moderna shot for kids under 6?
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Full Dr. Jha: 'Vaccines are holding up really well against … all of the omicron variants'
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Dr. Paul Offit on how to go about holiday gatherings
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Another Covid Christmas: Deaths spike to highest level since last winter
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Dr. Fauci: VP Kamala Harris was 'taken a bit out of context'
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Dr. Fauci: 'When your time comes to get boosted, get boosted'
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CDC panel says people shouldn't get J&J vaccine if Pfizer, Moderna available
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U.S. travel restrictions to go into effect as Omicron variant spreads
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Answering your questions about the Omicron variant