Moderna’s Omicron-adapted COVID-19 vaccines appear to reduce the risk of hospitalization and death in adults who are not pregnant or have a weakened immune system, according to a rapid review ...

As health officials scramble to minimize spread of the highly contagious Omicron variant, many experts have recommended that people switch from cloth or surgical masks to more-protective N95 and KN95 ...

The first known meta-analysis of how SARS-CoV-2 variant type and time since infection influence long-COVID symptoms ties Omicron to brain fog and paresthesia (numbness and tingling), while earlier ...

We were supposed to be done by now. Or at least wrapping up our yearslong fight with Covid-19. This started 22 months ago, when the coronavirus spread and we sheltered. Then masked. Then got ...

Add Yahoo as a preferred source to see more of our stories on Google. Getty Images An alleged warning has spread online for years about a supposed "new COVID-Omicron XBB variant" — a new strain of the ...

With the latest COVID-19 variant leading to record numbers of cases worldwide, a top infectious disease expert says the virus is undergoing a major shift. Dr. Robert Redfield, the former director of ...

CHICAGO (WLS) -- Illinois public health officials reported 6,664 new COVID cases and 28 related deaths Monday as the first omicron subvariant was detected in the state. There have been 2,920,971 total ...

COVID-19’s omicron variant may spare the majority of those infected from being hospitalized, new research from the United Kingdom shows. The research, from Public Health Scotland, found that people ...

The drug regulator has cleared Serum Institute to begin Phase III trials for a 2-in-1 covid-flu vaccine while simultaneously approving an Omicron-specific booster, marking a transition toward seasonal ...