Pfizer's and Moderna's formulas have been the go-to on pharmacy shelves, but Novavax remains an important option.

The new Covid-19 variant XEC, formed from KS.1.1 and KP.3.3 strains, is spreading quickly in the US and globally. More ...

With COVID cases on the rise in many countries, the race to find an effective vaccine is becoming a more pressing concern ...

Exclusive: Lower levels of protective antibodies could leave the UK population vulnerable to a rapid spread of the XEC Covid ...

Health data show that COVID-19 still surpasses all other infectious respiratory illnesses as a cause of severe illness, ...

The latest strain of the COVID-19 virus, XEC, is circulating across the country. The new variant has been reported in at ...

Lessons learned from the Covid pandemic have left the world in a much better position to tackle the current mpox epidemic ...

As winter approaches, Santa Clara County is rolling out an updated Covid-19 vaccine, but for some people, there is a hurdle ...

This year's spike in cases marks a return to pre-pandemic levels of this infection, which is also called pertussis.

FluMist is a nasal spray manufactured by AstraZeneca that has been used to protect against influenza in the United States ...

In the footage, Varma also said Blaz had knowingly hurt children by caving to teachers unions who wanted schools closed ...

Catching the virus that causes COVID-19 or getting a COVID-19 vaccination gives you protection, also called immunity, from the virus. But over time, that protection seems to ...