A year-end look at the new disease variants that emerged in 2025, from evolving COVID strains and flu subclades to mpox and ...

The symptoms of COVID-19 have changed over time. Here, infectious disease doctors share what many people are experiencing ...

The U.S. Food and Drug Administration is considering adding the strongest safety warning available to COVID-19 vaccines, ...

Mexico has confirmed its first case of influenza A(H3N2) subclade K, a variant commonly referred to as the "super flu," ...

Flu season intensifies as the new H3N2 variant causes severe illness worldwide. Experts urge vaccination, hand-washing and staying home when sick to prevent transmission.

NHS leaders are encouraging people with flu symptoms to mask up in public. Does the science support this advice?

Flu, COVID and seasonal colds are all circulating this winter, and their symptoms can be surprisingly similar. Here’s how to ...

A professor has blamed a ‘new variant’ of the flu virus for the massive upsurge which has currently struck the UK. Yesterday ...

MISSOULA, Mont. — The Confederated Salish and Kootenai Tribes (CSKT) Tribal Health is closely monitoring a rapid increase in ...

A hybrid form of mpox has been identified in the UK. Health professionals are not surprised that the sexually transmitted ...

An ultra-contagious variant of norovirus is spreading throughout the US and UK. The strain, known as GII.17, led to a surge ...