Health and Human Services Secretary Robert F. Kennedy Jr., a longtime anti-vaccine activist, has upended the way Covid ...

COVID-19 activity is rising in much of the country. Data released Friday by federal health officials shows overall ...

As Covid-19 transmission ramps up in the United States, recent changes to federal vaccine guidance have left many Americans ...

COVID-19 cases are rising this summer across much of the United States, with 27 states reporting growing or likely growing ...

As we welcome a new school year, medical experts are monitoring a new variant of COVID-19. The new strain is called NB 1.8.1 ...

There have been lots of changes to COVID vaccine recommendations. Here is the current vaccine schedule for people 6 months to ...

Living through the pandemic aged our brains faster — even among people who never became sick with COVID-19, according to a ...

Josh Gad says he'll perform in "Jesus Christ Superstar" on Sunday at the Hollywood Bowl after a bout with COVID; John Stamos ...

A lawsuit filed Thursday alleges the Mayo Clinic violated federal law when it refused a security guard's request to be exempt ...

The new mice study builds on previous studies that found COVID-19 doubled patients' risk of dying from cancer.

Massachusetts-based Moderna said it plans to cut 10% of its global staff as part of its ongoing efforts to reduce annual ...

Respiratory infections like COVID-19 and the flu can activate dormant cancer cells in breast cancer patients who are in remission, new research finds. The study, published in Nature, found that common ...