This report provides a comprehensive overview of acute severe asthma, addressing its aetiology, pathogenesis, clinical features, diagnostic procedures, management, course, prognosis, and prevention. It highlights the role of allergens in stimulating IgE production, leading to airway obstruction and acute asthma symptoms. The report also discusses risk factors, primary and secondary prevention strategies, and potential complications such as increased heart rate and respiratory failure. Furthermore, it outlines essential medical and nursing interventions, including patient assessment, oxygen therapy, and rehabilitation techniques, emphasizing the importance of timely treatment to improve patient outcomes and prevent severe consequences. This document is available on Desklib, a platform offering a wealth of study resources for students.