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

A new COVID variant, known as NB.1.8.1, has made landfall in the United States, and it's more transmissible than other ...

Pfizer and its German partner BioNTech on Friday lost their bid to overturn a ruling that their COVID-19 vaccine infringed ...

COVID-19 trends also depend on the emergence and spread of new variants. The latest, including NB.1.8.1, are getting better ...

He took on some of the world’s most challenging health crises in troubled areas, skillfully coordinating global efforts to ...

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

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

The federal Equal Employment Opportunity Commission sued Mayo after it denied a security guard’s bid for exemption from COVID ...

The new vaccinations could be self-administered at home, with the floss approach also thought compatible with flu, hepatitis ...

Two people are facing charges after health insurance programs were billed for COVID-19 test services that never happened, ...