Browsing Department of Public Health Sciences Graduate Theses by Subject "Physical activity"
Now showing items 1-11 of 11
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Acculturation and Health Experiences Among Young Immigrant Canadians
(2015-04-23)This thesis investigates the measurement of acculturation, and the effects of acculturation on obesity, physical activity and sedentary behaviour, among Canadian youth. It consists of four manuscripts. The first manuscript ... -
The Built Environment and Obesity-Related Behaviours in Canadian Youth
(2012-01-31)The objectives of this thesis were to examine the relationship between the built environment and obesity-related behaviours in Canadian youth, and to address measurement issues relevant for studying these relationships. ... -
Determinants and methods of assessment of melatonin levels among rotating shift nurses
(2008-06-30)Background: Long-term night shift work has been associated with multiple cancer sites, including breast, prostate, colon and endometrial. The mechanism for this effect is hypothesized to include the hormone melatonin; where ... -
Examination of body image among Canadian adolescents: Relations with physical activity and screen time
(2016-08-26)Background: Adolescence is a period of life associated with self-perceptions of negative body image. Physical activity levels are low and screen time levels are also high during this stage. These perceptions and behaviours ... -
The Influence of Alcohol Consumption, Smoking, and Physical Activity on Peripheral Blood Leukocyte Telomere Length
(2014-07-08)BACKGROUND: Telomeres are repetitive DNA sequences and associated proteins that cap the ends of chromosomes. Functional telomeres protect genetic information and maintain chromosomal stability. Critically short telomeres ... -
Investigation into the relationship between Physical Activity and Homocysteine
(2007-09-26)Background: A beneficial effect of physical activity on the risk of cancer at several sites has been consistently observed. Biologic mechanisms that may underlie this relationship are not well understood. A potential ... -
Mental Health and Physical Activity in Canadian Adolescents with Attention Deficit Hyperactivity Disorder
Background: Adolescents with attention deficit hyperactivity disorder (ADHD) are at a heightened risk for poor mental health. Limitations of medication use for the treatment of ADHD include non-response and adverse side ... -
Physical Activity, Sedentary Behaviour and Melatonin Among Rotating Shift Nurses
(2010-09-01)Background: Shift work is associated with increased risk of cardiovascular disease and cancer, where decreased melatonin has been proposed as an intermediate in the causal pathway. The influence of physical activity on ... -
The Relationship between In-School Physical Activity and Life Satisfaction, Self-Rated Health, Academic Performance, and Out-of-School Physical Activity: A Canadian Study
(2011-01-25)The growing prevalence of childhood and adolescent physical inactivity and obesity are major concerns in Canada. Physical activity promoted within schools should be seen as a way to address these problems, since the majority ... -
School and neighbourhood recreational environments and their impact on physical activity participation among Canadian youth
(2008-05-27)Background: Less than half of Canadian youth meet recommended levels of physical activity. This is of concern given the health burden associated with physical inactivity. With the limited success of physical activity ... -
Street Connectivity as a Determinant of Health in Canadian Youth
(2010-09-14)Background: Street connectivity, an important aspect of the built environment, refers to the directness of links and the density of connections in road networks. Street connectivity of youth’s neighborhoods may impact ...