Background: To analyze prevalence and factors associated with stages of behavior change for physical activity in adolescents. Data sources: A search was performed in SciELO, PubMed, PsycINFO, SPORTDiscus and LILACS. The search terms were "behavior change" OR "stages of change" OR "stages of read...

Despite a large and increasing evidence base on physical activity interventions, the high rates of physical inactivity and associated chronic diseases are continuing to increase globally. The purpose of this cumulative meta-analysis was to investigate the evolution of randomized controlled trial ...

The purpose of this systematic review and meta-analysis was to determine the effects of supervised resistance and/or aerobic training physical activity interventions on performance-based measures of physical functioning among community-dwelling older adults, and to identify factors impacting inte...

Study design: Systematic review. Objectives: To conduct a systematic review of evidence surrounding the effects of exercise on physical fitness in people with spinal cord injury (SCI). Setting: Canada. Methods: The review was limited to English-language studies (published prior to March 201...

This study aimed to examine the evidence regarding the regulatory role of exercise in circulating levels of sex hormones in overweight and obese postmenopausal women. News. — Exercise has shown to be an effective non-pharmacological tool in obesity and breast cancer prevention. Sex hormones ha...

Background: Child overweight and obesity has increased globally, and can be associated with short- and long-term health consequences. Objectives: To assess the effects of diet, physical activity, and behavioural interventions for the treatment of overweight or obesity in preschool children up to...

The purpose of this study was to examine the antihypertensive effects of lower extremity aerobic exercise on resting systolic and diastolic blood pressure among hypertensive adults. Nine studies representing a total of 245 subjects (147 exercise, 98 control) met the criteria for inclusion. Using ...

Background Qigong and Tai Chi are the two most popular traditional Chinese exercises, known as mind-body movement therapies. Previous studies suggest that Qigong and Tai Chi may be beneficial in reducing depressive symptoms. This was the first study to systematically review and compare the effec...

This article presents results from a systematic review and two meta-analyses that examine whether prison yoga and meditation programs are significantly related to increased psychological well-being and improvements in the behavioural functioning of prisoners. Comprehensive searches of the empiric...

INTRODUCTIONː Calcium release through ryanodine receptor type 1 (RyR1) channel triggers skeletal muscle contraction, which is finely regulated during physical activity allowing muscles to adapt to stress. However, both prolonged physical activity and inactivity decrease contractile function. The ...