A new Covid-19 variant named XEC, which evolved from Omicron, is on the rise and expected to become the dominant strain in ...

Despite an overall drop of Covid cases, rates of new infections are five times higher than the national average in some parts ...

The NHS is urging people to take all the necessary precautions this winter after a doctor warned that there's a risk of ...

Activist investor Starboard Value has taken a stake of about $1 billion in Pfizer Inc. and is seeking to spur a turnaround of ...

In a national survey, less than 20% of U.S. adults were concerned about respiratory viruses or interested in getting shots. A ...

A 'Tripledemic' refers to side-by-side outbreaks of three respiratory illnesses occurring over the autumn and winter months - ...

Anthony Fauci is a professor at Georgetown University School of Medicine and the university’s McCourt School of Public Policy ...

As health officials brace for a potential uptick in COVID cases this fall, we asked the experts to answer your COVID FAQs.

New data from the Centers for Disease Control and Prevention (CDC) show significant spikes in pertussis cases compared to ...

Once a top-performing stock thanks to its role in developing the first Covid-19 vaccine, Pfizer has seen its share price drop by nearly half from its 2021 peak.

I recently turned 65 and would like to know if am supposed to get the pneumonia vaccine? And if so, which type of vaccine do I need ...