Mexican Flu Update:

Top Flu Expert Warns of a Swine-Bird Flu Mix

12 More Swine Flu Cases Confirmed in Massachusetts

First Flu Death in Canada; US Cases Rise

Mexico Deaths; Cases Higher than Reported

Swine Flu May Be More Infectious than Thought

Swine Flu Moments and Decisions Lie Ahead

WHO Reports Big Jump in Worldwide Swine Flu Cases 3,440 Cases, 29 Countries, 48 Deaths

Japan, Oz Confirm First Cases of Swine Flu

Swine Flu Lacks 1918 Killer Traits (So Far)

US, Costa Rica Flu Deaths
Mexico has suspected upswing in cases, delaying school reopening in six states

Number of American Flu Cases Overtake Mexico’s; Now Almost 3,000