Association Between Negative Affectivity and Craving in Substance-Related Disorders: A Systematic Review and Meta-analysis of Direct and Indirect Relationships.

Background: A sizeable literature highlighted that negative affectivity and craving are both known to be implicated in relapses.

Objectives: The present study synthetized the existing litterature to determine strength of the interaction between negative affectivity and craving for substance-related disorders including illicit drugs, alcohol and tobacco.

Methods: We conducted a systematic review in accordance with PRISMA guidelines followed by a meta-analysis.

Emotional dispositions and substance use: mediating effect of alexithymia.

Substance consumption behaviors can range from use to abuse, the latter including addictive behaviors. Relationships between emotionality, alexithymia and substance-consumption behaviors among young adults were investigated through an explanatory model wherein alexithymia fulfills a mediating function by acting as an emotion-adjustment process. 256 students (62.

[Self-perception and life satisfaction in video game addiction in young adolescents (11-14 years old)].

Introduction: Video games are part of our society's major entertainments. This is now a global industry that covers the preferential activity of adolescents. But for some, the practice goes beyond a game and becomes an addictive functioning.

[Affectivity and alexithymia: two dimensions explicative of the relationship between anxiety and depressive symptoms].

Objectives: The main objective of this study was to support the existence of emotional dimensions common to anxiety and depressive symptomatology, and confirm the common elements of emotional vulnerability, characterized by negative affectivity and alexithymia. The second objective of this study was the identification of characteristics specific to each disorder. We made three assumptions: there is a significant relationship between anxiety and depressive symptoms, exists on community processes between these two entities, objectified by the sub dimensions of negative affectivity and the difficulty in identifying emotions certain dimensions are specific to each disorder.

[The role of temperament and emotional awareness in risk taking in adolescents].

Introduction: Risk-taking behaviors among adolescents are now considered as a real public health issue. To investigate for potential vulnerability factors, adolescent risk-taking behavior can be analyzed from several different perspectives, based on biological, social or psychological variables. Risk-taking theories based on temperamental dimensions examine individual differences in propensity for engaging in such behaviors, whereas others focused on emotional processing disorder such as alexithymia or anhedonia with diverse conclusions.