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

Moderna topped Wall Street sales expectations and reported a lower-than-expected second-quarter loss on Friday, driven by ...

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

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

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

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

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

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

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

A County Antrim man whose father died during the Covid-19 pandemic has told the Covid-19 Inquiry that he never saw his dad ...