Most cases of erectile dysfunction can be assessed with a detailed history, focused examination and a small number of targeted health checks.

A clear guide to erectile dysfunction, including symptoms, possible causes, health checks, treatment options and when to seek urgent help.

Treatment for erectile dysfunction is selected according to its causes, medical safety and personal priorities. This guide explains the main UK options.

Erectile dysfunction often has more than one cause. This guide explains the vascular, metabolic, hormonal, neurological, psychological and medication factors clinicians assess.

Sildenafil and tadalafil work through the same erection pathway but differ in timing, duration and side effects. This guide also covers vardenafil and avanafil.