Back-to-school time means kids will come home with sniffles, sneezes, and coughs. While there isn’t a way to keep them h...

U.S. health regulators have authorized an extra dose of the Pfizer or Moderna COVID-19 vaccines in people with weakened...

Even people who have recovered from COVID-19 are urged to get vaccinated, and a new study shows survivors who ignored th...

Even people who have recovered from COVID-19 are urged to get vaccinated, and a new study shows survivors who ignored th...

Scientists at Oxford University say their experimental coronavirus vaccine has been shown in an early trial to prompt a...