Over the last few months, the UK Health Security Agency has issued warnings after a surge in cases of the highly contagious ...

Outbreaks of norovirus, which causes acute gastroenteritis, leading people to get sick with nausea, vomiting or diarrhea, are ...

FOR most, mention of the Black Death probably conjures up medieval images of people dying horrifically in the street. Caused by the bacterium Yersinia pestis, the bubonic plague has killed ...