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 ...

LOS ANGELES (CNS) -- Saying the numbers highlight the safety and effectiveness of COVID-19 vaccines, Los Angeles County's public health director said the county has identified just 933 "breakthrough'' ...

In the early days of the coronavirus vaccine rollout, scientists were hopeful it might herald the long-awaited turning point of the pandemic, not only bringing the threat of severe disease, ...

Pennsylvania’s health department is not keeping count of all breakthrough COVID-19 cases — those that occur among vaccinated residents. That means a lack of real-world data to demonstrate vaccine ...

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