Pressure ulcers are associated with reduced quality of life, affecting individuals physically, socially and emotionally. The financial cost to the NHS of preventing and treating such ulcers is substantial. Although largely preventable, pressure ulcers are still common. The Department of Health is committed to eliminating all avoidable pressure ulcers in NHS-provided care. This article explores methods of preventing pressure ulcers, with particular focus on risk assessment, skin inspection, pressure-relieving measures, nutrition and hydration, and patient and carer education.