A nine-year-old boy who wants to save his younger sister's life by donating his bone marrow will have to wait after she ...

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

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

“Midlife women often juggle caregiving, careers, and hormonal shifts that can strain the immune system,” Boden-Albala says.

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 ...

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

Josh Gad appeared to make a miraculous recovery in time for Saturday's 'Jesus Christ Superstar' performance at Hollywood Bowl ...

The CDC is tracking a summer rise in COVID-19 cases across the U.S., with Florida showing some of the steepest increases.Dr.

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

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

At the U.N., he took on some of the world’s most challenging health crises in troubled areas, skillfully coordinating ...