Cases of chikungunya have occurred on the Caribbean island of Saint Martin, marking the first time the mosquito-borne disease has spread in the western hemisphere, the World Health Organisation (WHO) said on Tuesday.
A mutant form of the H7N9 flu virus that is resistant to frontline drugs is just as contagious as its non-resistant counterpart, according to a lab test reported on Tuesday.
The number of people suffering from dementia worldwide is set to explode in the coming decades as the population ages, trebling by 2050, according to a study released Thursday.
A French commercial court ruled on Monday that e-cigarettes qualify as tobacco products and should only be sold by registered tobacconists.
The World Health Organisation and UNICEF have launched a polio vaccination campaign for 23 million children in the Middle East after 17 cases were discovered in Syria, they announced Monday.
Hong Kong authorities have stepped up border health checks after the city reported its first human case of the potentially deadly H7N9 bird flu, officials said Thursday.
Pakistan recorded 72 cases of polio this year compared to 58 for all of 2012, a World Health Organisation (WHO)official said on Wednesday.