Background Most people in developed countries are not physically active enough to reap
optimal health benefits so effective promotion strategies are warranted. Theories of …

Background Intention is theorized as the proximal determinant of behavior in many leading
theories and yet intention–behavior discordance is prevalent. Purpose To theme and …

ABSTRACT HALLAL, PC, CG VICTORA, JCK WELLS, and RC LIMA. Physical Inactivity:
Prevalence and Associated Variables in Brazilian Adults. Med. Sci. Sports Exerc., Vol. 35 …

Objectives. We sought to identify perceived personal barriers to physical activity and
examine the potential association between these barriers and sociodemographic and …

The purpose of the Self-determination Theory is to explain motivation and behaviour based
on individual differences in motivational orientations, contextual influences, and …

Purpose To translate long form, interview-administered International Physical Activity
Questionnaire (IPAQ) from English to Persian and evaluate its validity, reliability and …

OBJECTIVES: The objectives were to characterize the vitamin D status of black and white
adolescents residing in the southeastern United States (latitude:∼ 33° N) and to investigate …

Intention can be a poor predictor of actual health behavior change—now termed the
intention-behavior gap. In other words, although patients intend to change and maintain …

Self-regulation is an important component of psychosocial theories of exercise behaviour
and lack of self-regulatory skills are associated with low adherence to health-related …

Highlights•Exercise psychology has not produced interventions that can increase physical
activity.•Popular theories reflect narrow focus on information-processing as basis of …