Tourism demand is the academic field and methodological approach focused on understanding, measuring, and forecasting the propensity and willingness of individuals and groups to travel to destinations and consume tourism products and services. This concept investigates the complex interplay of socio-economic, psychological, and external factors influencing travel decisions, expenditure patterns, and destination choices, providing critical insights for tourism planning, development, and economic analysis within a sector recognized for its significant economic contribution and sensitivity to global conditions.