President Donald Trump speaks during an Operation Warp Speed Vaccine Summit in Washington, D.C., on December 8, 2020. Trump on Monday said he wants pharmaceutical companies to "justify the success" of ...

Moderna is asking American regulators to allow emergency use of its COVID-19 vaccine. It says its final results show the vaccine is 94% effective. The drug maker says it had 196 COVID-19 cases so far ...

This is just another step in Gov. Ron DeSantis’ effort to reverse certain health and vaccine mandates, despite many in the medical community, who say the early protection from vaccines helps prevent ...

Vaccination safety and effectiveness should not be a political issue, in fact, it’s not even a medical issue. The science is clear and consistent — vaccines work. U.S. medical organizations agree that ...

The governors of Arizona, Illinois, Maine and North Carolina on Friday joined the growing list of Democratic officials who have signed orders intended to ensure most residents can receive COVID-19 ...