This electron microscope image provided by the Centers for Disease ... Carlene Muto still remembers vividly her first personal encounter with norovirus — a stomach bug that, she says, once you ...

Norovirus, often known as the stomach or winter vomiting bug, has been running "rampant ... norovirus particles that can't be seen without a microscope. Maintaining proper hygiene, washing ...

Cases of norovirus, a wretched and highly contagious stomach bug, are surging in parts of the United States this winter, according to government data. A new strain of norovirus, called GII.

FILE - This electron microscope image provided by the Centers ... Humphrey / AP) Cases of a wretched stomach bug are surging in parts of the United States this winter, according to government ...