Studying multifactorial diseases involves various epidemiological methods:
Observational Studies: These studies, including cohort and case-control studies, help identify potential risk factors and their associations with diseases. Randomized Controlled Trials (RCTs): RCTs are used to test the efficacy of interventions targeting specific factors contributing to diseases. Meta-Analysis: Combining data from multiple studies provides a more robust understanding of the multifactorial nature of diseases.