With the rise of omicron came the fall of long-lasting protection from reinfection with the pandemic coronavirus SARS-CoV-2, ...

A new study from researchers at Weill Cornell Medicine-Qatar (WCM-Q) reveals how the SARS-CoV-2 virus evolved from initially ...

Findings indicate a sharp drop in immunity after Omicron infection, stressing the necessity for updated vaccines to enhance ...

Infection with the SARS-CoV-2 Omicron variant confers weak, short-term protection against reinfection, compared with the much ...

A Weill Cornell Medicine-Qatar study found that SARS-CoV-2 evolved from prioritizing transmission to evading immunity after the Omicron variant emerged. Before Omicron, natural immunity from prior ...

According to wastewater data aggregated by the Centers for Disease Control and Prevention, not only was there less Covid ...

Certain antiviral and mAb therapies were shown to lower mortality and hospitalization rates in those infected with SARS-CoV-2 Omicron variants.

Minnesota continues to have low rates of new COVID-19 infections, but the cases that are being diagnosed are increasingly caused by the latest version of the highly-contagious omicron variant.

As South Korea battled a spike in flu cases, misinformation swirled online that the country was suffering a resurgence of the Omicron XBB coronavirus variant, which was "five times stronger" and "more ...