A seasonal flu virus suddenly mutated in the summer. It appears to evade some of our immunity, has kick-started a flu season ...

Experts have warned the public amid concerns the worst flu season on record could hit the country this winter - a potentially ...

“ Of the two seasonal influenza A viruses, the current dominant circulating virus (A/H3N2) tends to cause more severe illness than A/H1N1, particularly in older adults. For example, in 2022/23 winter ...

Any time a person catches H5N1, or bird flu, their infection is a chance for the virus to mutate in the wrong direction. When someone dies from the bird flu—as an elderly Louisiana man did on Jan. 6, ...

A 13-year-old girl in British Columbia who was hospitalized with bird flu for several weeks late last year harbored a mutated version of the virus, according to a report published this week in the New ...

A single modification in the protein found on the surface of the highly pathogenic avian influenza (HPAI) H5N1 influenza virus currently circulating in U.S. dairy cows could allow for easier ...

Scientists have discovered that a rapidly-mutating, species-jumping virus is contributing to mass honeybee deaths that are threatening the U.S.'s multi-billion-dollar agricultural industry, honey ...

The COVID-19-causing coronavirus is mutating as it spreads around the world in the pandemic, but none of the mutations currently documented appears to be making it able to spread more rapidly, ...

The bat harbored the BRZ batCoV virus, which the researchers say has likely been silently circulating in Latin America for ...

A fast-mutating flu strain is sweeping through the UK, prompting health officials to issue an urgent warning ahead of winter.

MEMPHIS, Tenn. - Just how deadly is the bird flu? The virus, which is currently sweeping through U.S. dairy herds, rarely jumps to human beings. But when it does, the consequences can be lethal. A ...