Eating disorders are broadly defined as the control of food and eating patterns to cope with extreme feelings and thoughts, and they can have significant physical, psychological and social effects on people’s lives. This article aims to raise nurses’ awareness of various eating disorders, how they are experienced and evidence-based approaches to their treatment. It considers eating disorders across the life span and outlines how to screen and assess for these conditions. The authors use case studies to describe the use of therapeutic interventions and treatment plans in inpatient and community care, thereby supporting informed nursing practice.