In the first of a 26-part series, Dr Graham Easton looks at whether the medical treatments we regularly receive are based on evidence or whim. To unpick this thorny question, he talks to Dr Anna Donald, the deputy editor of the journal Clinical Evidence, who is frustrated by the slow pace of change. GP Chris Cates explains how he puts his ideas into practice by showing his patients that there is often no evidence for the treatments they have become used to.
See tomorrow's choice on page 124.
E-Mail: [email address removed]

(Repeated tomorrow 4.30pm)