The increase of substance use disorders (SUD) including alcoholism was observed in military population in many countries.

The aim of the study was to determine the personality determinants that contribute to the development of various forms of addictive behavior in naval institution students.

Screening method surveyed 260 students. For the risk detection of SUD (CAGE-AID, Fagerstrom test) and behavior addictions (Killinger workaholism test, 20 questions of Gambler Anonymous society, The Exercise Addiction Inventory, K.Young Internet-addiction questionnaire) were used. To study the personality characteristics Kettell questionnaire, ‘Deviant Behavior Tendency’ test and V. Rusalov questionnaire for Individuality Formal Dynamic Properties of were utilized.

The study found the risk of SUD in the half of naval institution students and one quarter had a high risk level. Half of the students had tobacco dependence. The risk of behavior addictions does not exceed the population level. A high correlation between the risk of SUD and behavioral addictions was found. Personal characteristics like dominance in combination with uneasiness and courage, together with low emotional sensitivity were observed to be psychological determinants of addictive behavior.

It is required to set up special programs to reduce the SUD risk in naval students.