Disease modeling (infectious disease modeling) is a research methodology employing mathematical, statistical, and computational techniques to simulate, analyze, and predict the dynamics of infectious diseases within populations and their environments. This approach investigates the mechanisms of disease transmission, the factors influencing spread (including ecological, social, and behavioral elements, aligning with concepts in infectious disease ecology), the potential trajectory of outbreaks, and the likely impact and effectiveness of various control strategies and public health interventions. It is a fundamental tool for understanding complex epidemiological systems, informing public health policy, guiding resource allocation, and supporting strategic decision-making in the context of disease prevention and control.