Scientists believe a skin test could help diagnose brain conditions such as Alzheimer's and Parkinson's disease.

People with a depressive illness are three times more likely to commit a violent or sex crime than those in the general population, a study suggests.

Most people do not want to see cuts to other public services in order to protect the NHS, according to data from the British Social Attitudes survey.

Measles vaccinations must be immediately stepped up across Europe and central Asia after a series of outbreaks, the World Health Organization says.