I tried to help Andrea, a disorientated stranger at a hectic London station, to the irritation of the state’s representatives

In diagnosing dementias, the brain scan is less important than personality traits. But my patients never believe this

Science has struggled to explain anorexia nervosa in its entirety. A new model is targeting the insula, a central hub of brain networks

The editor of British Vogue has bravely — and rightly — shamed designers who insist their clothes be modelled by impossibly thin young girls