Add Yahoo as a preferred source to see more of our stories on Google. The recommendation, made by the CDC's Advisory Committee on Immunization Practices, acknowledges the increased risk of severe ...

UPDATE: The U.S. is recommending a “pause” in administration of the single-dose Johnson & Johnson COVID-19 vaccine to investigate reports of potentially dangerous blood clots. In a joint statement ...

U.S. regulators authorized Moderna Inc’s COVID-19 vaccine for emergency use on Friday, a week after granting the first U.S. authorization to Pfizer Inc and BioNTech SE’s coronavirus shot. The ...

Both the CEOs of Moderna and Pfizer said a booster dose of their respective COVID-19 vaccines could be required as soon as September for those who were among the earliest vaccinated. During an Axios ...

With three coronavirus vaccines already approved for emergency use authorization in the U.S., how do the different available shots compare? Pfizer and Moderna's COVID vaccines have been available in ...