Dirty needles and other carelessness can spread serious diseases among acupuncture patients.
Even though smallpox has been eradicated, the world's remaining stockpiles should not be destroyed, scientists said.
A team of researchers has produced an experimental vaccine for the deadly H7N9 flu strain.
A U.S. study has found that cow manure, commonly used to fertilize vegetable crops, contains a high number of genes that can fuel resistance to antibiotics.
As a cruise ship docks with hundreds of passengers green around the gills, find out what they've got and how to prevent it.
The plague isn't the only resurgent disease humans once thought they had beat.
A father who passed the bird flu virus to his daughter gives the first evidence that the deadly strain is contagious.
Both Japan and Haiti suffered major earthquakes, but the disasters -- and reactions -- are as different as night and day.
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