Injury severity research focuses on understanding the factors that contribute to the severity of injuries sustained by individuals in various types of accidents or incidents. Researchers in this area investigate the physical, psychological, environmental, and situational factors that can influence the severity of injuries, as well as the long-term consequences of these injuries on individuals' health and wellbeing. By studying injury severity, researchers aim to develop effective prevention strategies, improve emergency response protocols, and enhance the overall quality of care for individuals who have been injured.