Grupos raciales y étnicos

Summarizes research suggesting a physiological difference as the explanation for African-Americans' reported low tolerance for pain.

Summarizes findings from a 10-year study that monitored smoking and progress to other drugs among youth that found ethnicity to be an influential factor.

Reports on a study involving adolescent girls who were treated for delinquent behaviors in a well-supervised family setting, referred to as Multidimensional Treatment Foster Care.

Describes research exploring differences and similarities in the genetic profiles of African-Americans and European-Americans who are heavy smokers.