PHILADELPHIA (WPVI) -- New guidance from the CDC open COVID-19 booster shots to more groups and health experts hope people will take advantage. All three types of vaccines are now eligible for booster ...

COVID-19 viral activity was high in the United States during the first week of September, according to fresh data from the Centers for Disease Control and Prevention. Some regions of the United States ...

Moderna COVID-19 vaccines were associated with a threefold increased risk of chronic urticaria and nearly fourfold increased risk of other types of urticaria compared to expected rates.

Add Yahoo as a preferred source to see more of our stories on Google. COVID-19 mRNA vaccines create enough of an immunity boost to extend survival in certain types of lung and skin cancers, an ...

COVID-19 cases remained relatively steady week-over-week in late August, though data from states showed "very high" viral activity at the end of the month, according to the Centers for Disease Control ...

COVID-19 cases continue to climb week-over-week as summer draws to a close, according to U.S. health data. Some regions of the United States are experiencing higher rates of positive COVID-19 tests ...