As winter looms and Americans increasingly gather indoors without masks or social distancing, a medley of new coronavirus variants is seeding a rise in...
The emergence of highly contagious Omicron subvariants this spring in the United States appeared to reduce the protection offered by vaccines against Covid hospitalizations,...
The coronavirus vaccine made by Pfizer-BioNTech is much less effective in preventing infection in children ages 5 to 11 years than in older adolescents...
At the onset of the coronavirus pandemic in 2020, scarce ventilators and protective equipment faced strict rationing. Today, as the pandemic rages into its...
WASHINGTON — The Food and Drug Administration is planning to broaden eligibility for coronavirus vaccine booster doses on Monday, allowing 12- to 15-year-olds to...
Barbara Sibley’s four New York restaurants had already weathered the city’s initial Covid-19 wave, the prevaccine surge last winter and this summer’s Delta spike...
A report out of South Africa offered a first glimpse at how vaccinated people might fare against the fast-spreading Omicron variant of the coronavirus.Laboratory...
WASHINGTON — The Food and Drug Administration is aiming to authorize booster doses of Pfizer-BioNTech’s coronavirus vaccine for all adults as early as Thursday,...
WASHINGTON — Pfizer and BioNTech asked federal regulators Tuesday to authorize their coronavirus booster shot for those 18 and older, a move that would...
ImageThousands of gyms, restaurants, movie theaters, shopping malls, salons and other indoor businesses in Los Angeles were required this week to start asking customers...