Respiratory support techniques for treating respiratory failure – including oxygen therapy, non–invasive ventilation (NIV) and continuous positive airway pressure (CPAP) – are used in a variety of healthcare settings, which include intensive care units, high dependency units, respiratory wards and the community. In response to national guidelines there are growing numbers of patients being considered for non–invasive respiratory support techniques, both as a short and long term treatment, resulting in an increasing number of healthcare professionals requiring knowledge and skills to provide care. Written for qualified healthcare professionals with experience of caring for patients with respiratory conditions, this text provides a practical guide to oxygen therapy, NIV and CPAP, clearly defining how and when the various treatments are used and including ideas on developing protocols to support practice.