HMPV causes flu-like symptoms. The virus usually affects the upper respiratory system but can sometimes cause lower respiratory infections. HMPV is more common in winter and early spring.

A quadruple whammy of viruses – flu, COVID, norovirus, and respiratory syncytial virus, or RSV – is hitting the U.S. as the year comes to a close. The Centers for Disease Control and ...

The CDC estimates there have been over 1,500 deaths from flu so far this year. Respiratory illness activity – a measure of how often conditions like the common cold, flu, COVID-19, and ...