It feels like everyone is sick right now. And while that is a slight exaggeration, the real situation isn't too sunny either.

Experts said the discovery raises questions about how widely the virus has spread, and underscores the difficulty of ...

This virus has infected chickens, cattle, and people and caused egg prices to skyrocket. How worried should you be?A farmer standing among her chickens at a farm in California.By Kevin Loria, ...