SARS-Cov-2

People taking at-home COVID-19 tests may not follow CDC quarantine recommendations when they test negative, findings from a randomized clinical trial showed.

The FDA recently approved Moderna’s COVID-19 vaccine, which will be branded in the U.S. as Spikevax. The announcement was the top story in infectious disease last week.

The CDC on Friday announced that it has begun adding wastewater surveillance data to its online COVID-19 data tracker.

In a real-world study of face masks conducted before the omicron surge, people who reported wearing N95 or KN95 respirators in public indoor spaces were 83% less likely to test positive for SARS-CoV-2 than people who never wore a mask.

Gay and lesbian adults in the United States reported higher levels of COVID-19 vaccination and vaccine confidence than heterosexual adults, according to a new study published in MMWR.

Recent, albeit limited, data indicate SARS-CoV-2 infection can have a temporary effect on a man’s fertility.

The new year rung in record highs of COVID-19 cases as omicron quickly surpassed delta as the dominant variant in the U.S., according to the CDC.

Data from Los Angeles County during the omicron surge showed that the COVID-19 hospitalization rate was 23 times higher among people who were unvaccinated compared with people who had received a COVID-19 vaccine series and booster.

A phase 2 trial will evaluate if temporarily reducing the immunosuppressive medication of transplant recipients in the days before and after they receive an additional dose of COVID-19 vaccine increases their immune response to the vaccine.

Novavax on Monday announced that it has submitted an emergency use authorization request to the FDA for its protein-based COVID-19 vaccine for individuals aged 18 years or older.