A UCHealth doctor says a booster shot for people with weak immune systems could help protect their health and slow down the spread of COVID-19.
A UCHealth doctor says a booster shot for people with weak immune systems could help protect their health and slow down the spread of COVID-19.
COVID-19 vaccine booster shots will be made widely available to Americans starting on Sept. 20, U.S. health officials said on..
U.S. health regulators have authorized an extra dose of the Pfizer or Moderna COVID-19 vaccines in people with weakened immune..
Ignoring a plea by the WHO to hold off until more people around the world can get their first shot, the U.S. is working to give..