Eating disorders can have a destructive effect on individuals, families and communities, they affect males and females, they are not gender specific. They are however, most commonly associated with women. The causes, effects and treatment are similar for both genders, but often such conditions can be more difficult to recognise in males. As a result of this, men are likely to receive inadequate or inappropriate treatment. This article aims to raise an understanding of how eating disorders can affect men. It outlines three different types of eating disorder and discusses the role of nurses in identifying, understanding and diagnosing these conditions. The complications and impact on a man’s health and wellbeing are also explained.