This Web site is a component of the SAMHSA Health Information Network.

What Does Prevention Include?

• Universal preventive interventions...targeted to the general public or a whole population group that has not been identified on the basis of individual risk.

• Selective preventive interventions...targeted to individuals or a subgroup of the population whose risk...is significantly higher than average.

• Indicated preventive interventions...targeted to high-risk individuals who are identified as having minimal but detectable signs or symptoms...but who do not meet...diagnostic levels at the present time.