GENEVA, July 22 (Reuters) - The World Health Organization issued an urgent call for action on Tuesday to prevent a repeat of an epidemic of the mosquito-borne chikungunya virus that swept the globe ...

“Ooh, that’s a big one,” Donald Trump said Monday as he signed an executive order – one of dozens during his first hours as president – to withdraw the United States from the World Health Organization ...

Geneva — The World Health Organization said Friday it was reviewing its priorities in preparation for the withdrawal of its largest donor, the U.S., and stressed that it provides vital services that ...