An Arizona resident had succumbed to the Black Death, marking the county's first plague death since 2007. Coconino County health officials withheld the person's name and gender, but confirmed their ...

Hantavirus is primarily spread by deer mice, which are prevalent in the Grand Canyon area. The virus can cause a host of ...

An outbreak of legionnaires' disease, a serious respiratory illness, in London, Ont., has killed one person and made more than 35 people sick. Health officials do not know where the outbreak started ...