The CDC has issued Level 2 travel advisories for two South Asian nations, advising American travelers to 'practice enhanced ...

The change in recommendation undoes a longstanding prevention strategy that nearly eliminated pediatric cases of the virus.

The U.S. government is turning its back on a medical breakthrough that has saved millions of lives, halting $500 million in ...

The COVID-19 vaccines were designed during the deadly coronavirus pandemic to protect people of all ages from the serious ...

The first human has been vaccinated with Oxford University's new Lassa fever vaccine in a major first‑in‑human trial ...

London is being hit by an unprecedented flu wave with cases already at a record high, NHS chiefs are warning. They also ...

Public health experts expect a bad flu season this winter, mirroring the current aggressive spread of other respiratory ...

Chinese virologist Li-Meng Yan, who fled to the US after claiming Covid-19 was developed in a Wuhan lab, says she fears Beijing is using her family to lure her back to China. Meanwhile, her husband, ...

Learn why child mortality is rising for the first time in our lives - and how smarter investments, innovation, and science ...

A cutting-edge base-edited CAR T-cell therapy is opening a revolutionary new frontier for patients battling aggressive T-cell leukemia.

A disagreement between married scientists over how COVID-19 originated has morphed into an international story involving Fox News.