Working antisocial hours can prematurely age the brain and dull intellectual ability, scientists warn.

Cancer of the gullet could be diagnosed with a cheap and easy-to-use sponge on a string test, trials show.

Campaigners and doctors are calling for stronger warnings about drinking during pregnancy, ahead of a legal test case on foetal alcohol syndrome.

Nurses, pharmacists, dentists and midwives could face language skills checks to make sure they are fluent in English, under plans being put out to consultation.