Respiratory Infections News

Prior SARS-CoV-2 infection protects against symptomatic reinfection with SARS-CoV-2 variants, including omicron, national data from Qatar showed.

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 governors of New Jersey and Delaware announced Monday that COVID-19 mask mandates for K-12 schools will end next month, joining other states that have already lifted such measures.

Study results from a large Nebraska school district demonstrated that eliminating student quarantines after mask-on-mask COVID-19 exposure was not associated with secondary transmission, researchers reported in Pediatrics.

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.

Physical, mental and cognitive symptoms were frequently reported among a cohort of Dutch patients 1 year after they had been released from the ICU for COVID-19, data show.

Beginning in early spring, beneficiaries of original Medicare and Medicare Advantage plans will be eligible to receive free over-the-counter COVID-19 tests, according to CMS.

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