[CONSUMPTION OF OMEGA- 3 FATTY ACIDS AND DEPRESSIVE SYMPTOMS IN COLLEGE STUDENTS FROM SONORA, MEXICO].

Introduction: recent studies suggest that low serum levels of polyunsaturated fatty acids omega-3 are associated with a higher prevalence of depression.

Objective: to evaluate whether low consumption of Omega-3 fatty acids is associated with a higher prevalence of depressive symptoms in a sample of college students from the Northwest of Mexico, and to assess the potential effect modification by alcohol consumption.

Methods: we conducted a cross-sectional study in a sample of 706 college students (males and females) aged 18 to 24.

Drug use and risk factors among secondary students.

Unlabelled: Adolescence is a phase of exposure to several risk behaviors, especially the experimental use of drugs and its associated problems. The study aims to identify risk factors and drug use among secondary students in Comonfort, Guanajuato, Mexico. This is a cross-sectional study, using a version of the Drug User Screening Inventory (DUSI) adapted from Portuguese to Spanish.