CHICAGO — Thousands of fully vaccinated people have contracted the coronavirus, but experts say these breakthrough cases are rare. “The total number of individuals who are vaccine breakthroughs is ...

Add Yahoo as a preferred source to see more of our stories on Google. As measles has spread across the United States, the overwhelming majority of cases have been among unvaccinated people or those ...

With the more contagious delta variant strain of COVID-19 spreading throughout the country, hospitalizations and deaths from the virus are on the rise. According to the Centers for Disease Control and ...

Sheri Houghland was one of the first in the state to get vaccinated. As a healthcare worker, she was able to get the shot back in November. It was a relief after months of pandemic-related stress. And ...