The variant caused fewer deaths and less severe infections than past versions of the virus in South Africa, but that could be different in other countries.
The seven-day average of new COVID-19 cases topped 280,000 this week as the omicron variant spreads rapidly across the country, according to Johns Hopkins University's tracker.
Some workers are concerned about new guidance from the Centers for Disease Control and Prevention that shortens the isolation period for COVID-19 cases.
Washington, D.C., is considered the highest-risk place for COVID infection in the nation. Data shows D.C. had 1,192 new cases per day and 169 cases per 100,000 in the seven-day period ending Monday.
A new survey from the Public Religion Research Institute and the Interfaith Youth Core shows most Americans believe too many people are using religious beliefs as a reason to not get vaccinated.
A COVID-19 vaccine from a Canadian biotech firm has been found effective at preventing moderate to severe disease. It could soon become the first plant-based vaccine authorized for human use.