Concerns arise that tons of E.coli-infested ground beef may be in Americans' freezers. Louise Schiavone reports.

Swine flu cancels schools and threatens to put a damper on weddings. CNN's Sara Sidner reports.

Novavax, a company that obtains its biosimulars through CDC Influenza Branch director, Ruben O. Donis, and Dr. Rick Bright, p...

news.bbc.co.uk (External info suggests pig/bird flu hybrid. Synthetic? Unconfirmed.) Dozens of people have died and hundreds ...

Border concerns in California are on the rise and a county emergency has been declared in Los Angeles after more cases of swi...

The European Union needs to do more to more to fight a dangerous outbreak of tuberculosis among its neighbours which poses a ...

Japanese officials meet to mull ways to prevent bird flu pandemic as the nation confirms yet another case of bird flu - the t...

South Korean officials say they have killed Seoul's entire poultry population to curb the spread of bird flu following a fres...

Meantime, as relief efforts continue, officials have turned their focus to disease prevention... as survivors continue sprayi...

The death toll from Zimbabwe's cholera outbreak has risen sharply......... " View related photos