The document presents a comprehensive overview of disaster nursing, including definitions, types of disasters, management cycles, and the role and responsibilities of nurses during disasters. It discusses both natural and man-made disasters, their epidemiology, effects, and the necessity of a systematic plan for disaster management in healthcare settings. Additionally, it highlights the significance of training, preparedness, and the implementation of the National Disaster Management Authority and the National Institute of Disaster Management in India to enhance disaster resilience.