NEW YORK -- As Americans brace for the possibility of another difficult winter ahead in the nation's fight against coronavirus, there is a renewed sense of urgency to get as many people inoculated and ...

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 ...

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 ...

The race to vaccinate Michiganders against COVID-19 continues while health officials are working to track "breakthrough cases." A breakthrough case is someone who tests positive for COVID-19 more than ...

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 ...

Breakthrough COVID-19 infection does not significantly affect CD4+ counts among vaccinated individuals with HIV.

Nothing about long Covid adds up. All of this is very strange. Stranger still are patients’ stories of astonishing recoveries ...

The pandemic has left some evidence that viral infection may play a role in reawakening dormant cancer cells already present ...

The University of Cambridge and the company DIOSynVax have completed the human clinical trial of a universal coronavirus ...