The World Health Organization has drawn up a list of the drug-resistant bacteria that pose the biggest threat to human health. Top of the list are gram-negative bugs, such as E. coli, which can cause lethal bloodstream infections and pneumonia in frail hospital patients.
A blood test every four months could help women at high-risk of ovarian cancer find tumours early, say doctors. There is currently no screening programme for the disease, so high-risk women are advised to have their ovaries and fallopian tubes removed.
Eating loads of fruit and vegetables - 10 portions a day - may give us longer lives, say researchers. The study, by Imperial College London, calculated such eating habits could prevent 7.8 million premature deaths each year.
A multiple sclerosis treatment being tested in patients can stop the disease for at least five years, say doctors. The risky therapy involves wiping out the person's immune system with strong cancer drugs and then rebooting it with a stem cell transplant.