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Related Experiment Video

Updated: Jul 19, 2026

The Motivation for Alcohol Reward: Predictors of Progressive-Ratio Intravenous Alcohol Self-Administration in Humans

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Published on: April 28, 2022

Alcohol use among adolescents.

P M O'Malley¹, L D Johnston, J G Bachman

¹University of Michigan, Ann Arbor, Michigan, USA.

Alcohol Health and Research World

|February 15, 2005

Summary

Most US adolescents under 18 drink alcohol, despite the legal age being 21. Drinking rates are similar across groups, but increase with age, and nearly two-thirds of 12th graders face alcohol-related problems.

Area of Science:

Public Health
Adolescent Health
Substance Use Research

Background:

National surveys monitor adolescent alcohol consumption in the US.
Prevalence of underage drinking remains high, with potential recent increases.
Legal drinking age is 21, yet many adolescents consume alcohol before 18.

Purpose of the Study:

To analyze current adolescent drinking behaviors in the United States.
To identify sociodemographic and behavioral factors influencing alcohol consumption.
To assess the prevalence of alcohol-related problems among adolescent drinkers.

Main Methods:

Utilized data from ongoing national surveys: Monitoring the Future, National Household Survey on Drug Abuse, and Youth Risk Behavior Survey.
Examined drinking rates across different age groups and sociodemographic subgroups.

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Investigated correlations between drinking behaviors and factors like religious involvement, truancy, and academic performance.

Main Results:

A majority of US adolescents under 18 report alcohol consumption.
Alcohol consumption rates are generally similar across sociodemographic groups, with lower rates among African-Americans and higher rates among whites.
Consumption increases significantly throughout adolescence, and nearly two-thirds of 12th graders experience alcohol-related problems.

Conclusions:

Underage alcohol consumption is a widespread issue among US adolescents.
Sociodemographic factors show minimal differences in drinking rates, but age is a significant factor.
Adolescents primarily drink for social and pleasurable effects, despite associated risks and problems.