Scientists have uncovered a chain reaction which could link Enterococcus faecalis bacteria living in our intestines to the development of colon cancer.
Health care workers in emergency departments are often carriers of the methicillin-resistant Staphylococcus aureus (MRSA), potentially putting patients at risk.
A hunt is on for 2 patients with a deadly form of tuberculosis who disappeared after the Cape High Court ordered they return to a South African hospital. The pair, diagnosed with extremely drug resistant (XDR) tuberculosis, are presumed to be in hiding.
Sewage systems do not break down Tamiflu, which means the main weapon against bird flu could seep into natural waters and make certain viruses resistant to the drug during a pandemic.
An outbreak of measles has struck up to 21 children across South Yorkshire. All those affected are children aged between just three months and 12 years who have not had the MMR inoculation.
Diagnoses of new sex infections rose by 2% to 376,508 from 2005 to 2006, largely among young people and gay men, the UK Health Protection Agency repoerts.