Social & Environmental Determinants Risk & Protective Factors Clinical Course of a Disease, linked to prevention stages Etiological Phase Social & Environmental Determinants Risk & Protective Factors Preclinical Phase Clinical Phase Postclinical Phase Secondary prevention: Detect pathological process at an earlier stage when treatment can be more effective Tertiary prevention: Prevent relapses & further deterioration via follow-up care & rehabilitation Primordial prevention: Alter societal structures & thereby underlying determinants Primary prevention: Alter exposures that lead to disease