OBJECTIVE Clinical research has shown an increased prevalence of obesity in children with asthma. This study was designed to assess the relationship between asthma and pediatric body mass index (BMI) in a national database and to examine factors that may modify this relationship. DESIGN The cross-sectional relationship between asthma and pediatric BMI and obesity (BMI > or = 85th percentile) ...

BACKGROUND While much is known about the benefits of physical activity (PA) and the consequence of sedentary behaviors relative to body mass index (BMI), little is known about the homogeneity of these effects across individuals. The goal of this study was to determine if PA and sedentary behaviors have the same effect on individuals of all BMI classifications. METHODS Data from a community he...

introduction: physical inactivity is one of the cardiovascular disease (cvd) risk factors. watching tv is a predictor of inactivity which is related to cvd risk factors and obesity. the objective of this study was to evaluate the influence of leisure-time physical activity and television watching on atherosclerosis risk factors in housewives and employees. materials & methods: in a cross sectio...

BACKGROUND To increase participation in physical activity, it is important to understand the factors associated with a child's choice to be physically active or sedentary. The neighborhood and home environments may be related to this choice. PURPOSE To determine whether the neighborhood environment or number of televisions in the home environment are independently associated with child physic...

Background Visual impairment is a significant loss of vision. It has an impact on the prosperity of different countries. It has been difficult to plan preventive measures against visual impairment due to the scarcity of data about the extent of the problem. Objectives The study was aimed at assessing the prevalence and identifying factors associated with visual impairment among school-age chi...

OBJECTIVES To determine the prevalence of obesity among sixth- and seventh-grade students in a school-based setting, and to identify lifestyle parameters associated with obesity. METHODS Sixth- and seventh-grade students (n = 385, 186 boys and 199 girls) from 3 schools participated in a school-based screening study, and 319 completed a short questionnaire. Height and weight were measured, and...

OBJECTIVES The American Academy of Pediatrics recommends that children over age 2 years spend < or = 2 hours per day with screen media, because excessive viewing has been linked to a plethora of physical, academic, and behavioral problems. The primary goal of this study was to qualitatively explore how a recommendation to limit television viewing might be received and responded to by a diverse ...

OBJECTIVE To determine if television viewing is associated with the risk of initiating sexual intercourse in young adolescents. DESIGN Secondary analysis of data obtained from 1994 through 1996. SETTING The National Longitudinal Study of Adolescent Health. PARTICIPANTS The 4808 students younger than 16 years who had not initiated intercourse before baseline interview. EXPOSURES Primary ...

Did you know there are more television sets in the world than there are telephones? Even the television professionals find it hard to believe. However the statistics prove it to be true; according to official figures from the International Telecommunication Union there were 565 million telephones in 1983, and 600 million television sets. Other figures are just as impressive: in Belgium, from 19...