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.
The causative agent of the disease which has resulted in the recent deaths of 3 people from Zambia and South Africa is a new virus from the Arenaviridae family.
Scientists have uncovered a chain reaction which could link Enterococcus faecalis bacteria living in our intestines to the development of colon cancer.
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.
Bacteria have tiny channels in their walls which operate like the valve on a pressure cooker - they open to release material when the pressure in a bacterial cell gets too great. If the channel didn't open to relieve pressure the bacteria would explode and die, so this is a target for drug development.
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.
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.
A report from Sun 11 May 2008 shows that 183 children from the capital city Ulaanbataar and provincess have been infected and have been admitted to hospitals for treatment.
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.
A mood of deep pessimism has spread among the international community of AIDS scientists after the failure of a trial of a promising vaccine at the end of last year.
A woman whose husband died after receiving a liver transplant infected with a rodent virus is suing PetSmart claiming the chain should have warned customers that hamsters can carry lymphocytic choriomeningitis virus.
As of 28 March, 2008, the Brazilian health authorities have reported a national total of 120,570 cases of dengue including 647 dengue haemorrhagic fever (DHF) cases, with 48 deaths.
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.
US researchers have discovered a promising new drug for schistosomiasis, a parasitic worm disease that affects more than 200 million people in 70 countries.
An experimental, combination vaccine against Ebola and Marburg viruses using virus-like particles (VLPs) provides complete protection against infection in monkeys.
The 1918 influenza strain developed two mutations in the hemagglutinin which allowed it to bind tightly to receptors in the human upper respiratory tract.
Scientists are no further forward in developing a vaccine against HIV after more than 20 years of research says Nobel Prize-winning biologist David Baltimore.
Ciguatera poisoning is caused by the consumption of tropical reef fish that have assimilated ciguatoxins through the marine food chain from toxic microscopic algae.
The Ministry of Health, Brazil has reported a total of 48 cases of yellow fever including 13 deaths. This outbreak of yellow fever follows an epizootic outbreak in monkeys that started in April 2007 and has since spread to 80 municipalities.
Scientists announce that they had been able to pass on human rhinovirus to a special strain of genetically modified mice – the first time a non-primate has caught a cold.