Five years after the World Health Organization declared a global pandemic, there has been progress — and backsliding in the ...

Way back in 1858 Nongqawuse, a prophetess of the Xhosa tribe in South Africa had a vision telling her that all cattle of the ...

The CDC is closely monitoring an "unknown disease” that has killed dozens in the Democratic Republic of Congo, the agency ...

Another recent federal study, published in the journal JAMA Pediatrics in February, showed approximately 1.01 million ...

Legionnaires’ disease is caused by Legionella bacteria occurring naturally in freshwater environments and complex air conditioning cooling systems.