Burnout, Positivity and Passion in Young Mexican Athletes: The Mediating Effect of Social Support.

The burnout syndrome is a negative experience for athlete development and it has been demonstrated that it gets worse when a sport is practiced in an obsessive way. Interventions with a positive view towards sports could be a protective factor to boost the athlete's wellbeing. The aim of the present study was to analyse the mediator effect from social support, the relationship between the burnout, positivity and passion in young Mexican athletes.

[Analysis of the psychometric properties of the Mexican version of the Dieting Self-Efficacy Scale (DIET-SE)].

Introduction: recent research shows that people with high levels of self-efficacy for a healthy diet can control their weight. The Dieting Self-Efficacy Scale (DIET-SE) scale is a complete instrument that measures self-efficacy for a healthy diet, however, there are no Spanish versions for the Mexican population. Objective: the purpose of this study is to analyze the psychometric properties of the Mexican version of DIET-SE.

[Psychometric properties of the weight control perceived self-efficacy inventory in university students from the health area].

Introduction: empirical research shows that perceived self-efficacy is an important variable in maintaining and reducing weight. There are available instruments to measure perceived self-efficacy and its relation to obesity, but in Mexico it is still insufficient.

Objective: the purpose of the current research is to analyze the psychometric properties of the Mexican version of the self-efficacy inventory for weight control (SEI-WC) in university students in the health area.