Interventions are monitored through various methods including:
Surveillance Systems: These systems continuously collect health data to monitor the incidence and prevalence of diseases. Clinical Trials: Controlled studies that evaluate the effectiveness of new treatments or interventions. Cohort Studies: Observational studies that follow a group of people over time to assess the impact of different exposures. Cross-Sectional Studies: Surveys that collect data at a single point in time to assess the health status of a population.