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Age-related changes in weight and body composition: implications for health in the elderly
(2008-06-04)
The objective of this thesis was to examine age-related changes in weight and body composition as they relate to health in older adults. This thesis was completed in manuscript format and consists of two studies, both of ...
Effects of Pregnancy and Physical Activity on Angiogenesis and Endothelial Function: Implications for the Development of Preeclampsia
(2009-06-22)
Prospective epidemiological studies indicate that regular exercise during the year prior to conception reduces preeclampsia risk, whereas exercise during affects pregnancy reduces preeclampsia risk only at specific dosages, ...
Physical Activity, Sedentary Behaviour, and Health in Children and Youth
(2008-12-15)
There is currently a dearth of information suitable for the development of evidence-based physical activity and screen time guidelines for children and youth. The overarching purpose of this thesis was to generate findings ...
FAMILY INFLUENCE ON CHILDREN’S PHYSICAL ACTIVITY AND THEIR USE OF KINGSTON GETS ACTIVE’S GRADE 5 COMMUNITY PHYSICAL ACTIVITY PASS
(2010-09-27)
Background: Canadian children's physical inactivity levels are a public health concern due to their association with chronic diseases and mental health. Families are considered gatekeepers to children’s behaviours, and may ...
Advances in objectively measured movement behaviours in children
The objectives of this thesis were: 1) to develop and apply a novel method for objectively measuring the time children and adolescents spend engaged in different types of physical activity, 2) to develop and validate an ...
The Burden of Obesity and Physical Inactivity Across the Lifespan, with a Focus on Health-Related Quality of Life
(2010-12-15)
Obesity and physical inactivity are major risk factors for numerous chronic diseases, conditions, and early mortality. Healthy body weight and physical activity (PA) are also positively associated with health-related ...
EVIDENCE THAT THE ASSOCIATION BETWEEN EXERCISE INTENSITY AND INSULIN SENSITIVITY IS SEX DEPENDENT
(2011-06-16)
The purpose of this study was to determine if, after adjusting for the contribution of exercise dose, exercise intensity was associated with the improvement of insulin sensitivity. Abdominally obese, sedentary men (n = 16, ...
PARENTS, PRACTITIONERS, AND PUBLIC HEALTH FOR A HEALTHY FAMILY ENVIRONMENT: A PILOT EVALUATION TO PROMOTE HEALTHY WEIGHT IN CHILDREN
(2010-09-24)
Given that childhood obesity has become a public health concern, the development and implementation of effective interventions addressing this issue are needed. Research suggests that the use of a parent-only approach is ...
Physical activity, sedentary behaviour and sleep: associations with cardiometabolic risk in abdominally obese men and women
(2011-05-18)
Current guidelines suggest that physical activity must be performed at a moderate-to-vigorous intensity (MVPA) and accumulated in bouts of at least 10 consecutive minutes to elicit improvement in cardiorespiratory fitness ...
Does the Plan Fit? The Effectiveness of Combining Implementation Intentions and Regulatory Fit for Increasing Physical Activity and Decreasing Sedentary Behaviour
(2010-07-02)
The purpose of this study was to examine the effectiveness of combining implementation intentions (II) and regulatory fit in the context of two important health goals: increasing leisure time physical activity and decreasing ...