A large-scale de-worming treatment programme is needed to rid some 1.5 billion people of these harmful and unpleasant parasites, say researchers.

Broadmoor Hospital is told to make urgent changes after being rated inadequate in an inspection which highlighted the overuse of physical restraint on patients.

A prototype patch could help the heart repair itself after a heart attack, scientists say.

Nearly 700 million cases of malaria have been prevented in Africa as a result of concerted efforts to tackle the disease since 2000, say researchers.