BACKGROUND Several theories and models have been proposed to explain decisions in changing and adopting behavior but few address the intricacies of behavioral maintenance. The current study assesses the utility of the Investment Model, which identifies satisfaction, investments, and involvement alternatives as predictors of commitment and continued behavior, in predicting physical activity beha...

purpose the purpose of this study was to examine the differences in physical fitness, physical activity, and sedentary activities among 7 to 11 year old boys with varying body mass index in ardabil, iran. methods the sample consisted of 766 boys who participated in eight weight bearing (1 mile walk/run, sit ups, standing long jump, vertical jump, shuttle run 4 × 10 m, 30-meter sprint, pull ups,...

Despite clear evidence of the potential benefits gained by being physically active, children and adolescents (collectively youth) often fail to achieve recommended daily 60 min moderate-to-vigorous physical activity (MVPA). Focusing on youth in context provides starting point for intervention design, but design implementation effective interventions that leverage behavioral theory, evidence, kn...

background: physical activity has shown to prevent type diabetes 2. however, the type, intensity and amount of effective physi­cal activity as well as individuals' needs according to level of their risk for type 2 diabetes have not been clarified comprehen­sively. this study investigated a relation between moderate aerobic physical activity ≥150 minuets/week with de­creased risk of type 2 diabe...

conclusions the influences of various facilities and barriers were different in the physical activity of elderly in kashan. the promotion of active life style should be a part of health care planning in elderly. background the supplements and decreasing the limitations are important for suitable physical activity. these factors are different in various environments. objectives the current study...