Notorious ‘winter vomiting bug’ rising in California. A new norovirus strain could make it worse

Norovirus levels are increasing across California, and the rise is especially notable in the San Francisco Bay Area and L.A., ...

Flu season in the US is heating up, driven by new subclade K variant

The latest data on respiratory illness in the United States shows that shoppers and merry-makers are spreading more than just holiday cheer: They’re also passing around germs. In many cases, it’s a ...