Bird flu, also known as H5N1, has been around for decades. But a 2024 discovery came as a surprise to public health experts.

A research team led by the School of Public Health in the LKS Faculty of Medicine, the University of Hong Kong (HKUMed), in ...

Experts have pointed to RSV vaccine campaigns as a possible reason why. A separate CDC report shows that infant hospitalizations in the 2024-25 respiratory virus season were more than 40% lower than ...