A 13-year-old Canadian girl recovered after being hospitalized in critical condition with H5N1 avian influenza, researchers ...

The teams published their reports today in the New England Journal of Medicine.

The hardening of the regime has been a gradual process in which the Russian leader counted on the passive loyalty of the ...

The stomach infection norovirus is causing alarm in the United States, with the first week of December seeing more than 90 ...