Researchers have measured concentrations of bacteria in the cabin air of 12 commercial passenger aircraft and found that flying may be safer than we think.
Anyone who has sex can catch a sexually transmitted infection. Find out how to avoid infection, get tested, get treated and how to protect your sexual health.
Officials are deeply concerned that the high level of virus circulation in birds in the country could create conditions for the virus to mutate and to finally cause a human influenza pandemic.
The death toll in China's outbreak of hand-foot-mouth disease has risen to 42 children, with the capital Beijing reporting its first case on Wednesday.
An international aid agency has confirmed some cases of cholera in Myanmar's cyclone-hit Irawaddy delta but the number is line with normal levels in previous years.
Ciguatera poisoning is caused by the consumption of tropical reef fish that have assimilated ciguatoxins through the marine food chain from toxic microscopic algae.
Currently there's no evidence to suggest that salads are a major source of food poisoning in the UK and very few incidents of contamination in pre-packed salads have been reported to the Food Standards Agency in the past three years.
An experimental, combination vaccine against Ebola and Marburg viruses using virus-like particles (VLPs) provides complete protection against infection in monkeys.