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    Respiratory illnesses on the rise across U.S. as millions gather for holiday weekend

    01:37
  • Covid, flu and RSV hospitalizations spiking across the U.S.

    04:12
  • Flu, RSV and Covid hospitalizations surging, CDC warns

    01:49
  • Beijing families line up at a hospital after an increase in respiratory illnesses among kids

    01:17
  • CDC will no longer distribute COVID-19 vaccination cards

    00:25
  • Two scientists receive Nobel Prize in medicine for work on Covid-19 mRNA vaccine

    01:58
  • Nobel Prize in medicine awarded to 2 scientists whose discoveries enabled the creation of mRNA vaccines against Covid-19

    01:24
  • Long Covid-19 impacts some adults’ blood biomarkers, new study finds

    01:51
  • When should I get the vaccines for flu and COVID?

    04:35
  • How Covid symptoms have evolved since the pandemic

    01:44
  • Florida officials face backlash over new Covid guidance

    04:01
  • Whistleblower claims CIA tried to cover up COVID lab-leak theory

    00:34
  • CDC approves new Covid vaccine for anyone over six months

    02:01
  • FDA approves new round of COVID-19 booster shots

    03:24
  • FDA approves new Covid-19 booster shot as cases are on the rise

    02:09
  • FDA approves new Covid booster shots as cases rise in U.S.

    04:04
  • FDA expected to approve new COVID booster as cases rise in US

    04:31
  • Covid cases and hospitalizations up 16%

    01:57
  • FDA could greenlight new Covid boosters as early as Friday

    03:54
  • COVID numbers on the rise as new variant spreads

    02:27

Working women's week: Reinventing careers during Covid

03:22

After facing career setbacks due to the Covid-19 pandemic, two women share their inspiring stories on starting new business ventures. NBC News' Isa Gutierrez reports.