Why thousands taking ADHD pills are facing a deadly side-effect they aren't being told about: As number of people on the medication soars, our expert reveals what you must ask your doctor before taking the drugs

A record number of Britons are now taking the daily pills, which were once offered only to a small number of children but are increasingly being given to adults. A record number of Britons are now taking the daily pills, which were once offered only to a small number of children but are increasingly being given to adults.