Time Well Spent? Relating Television Use to Children's Free-Time Activities

Time well spent? Relating television use to children's free-time activities.

OBJECTIVES This study assessed the claim that children's television use interferes with time spent in more developmentally appropriate activities. METHODS Data came from the first wave of the Child Development Supplement, a nationally representative sample of children aged 0 to 12 in 1997 (N = 1712). Twenty-four-hour time-use diaries from 1 randomly chosen weekday and 1 randomly chosen weeken...

[Adolescents' free time activities and substance use].

The aim of this study was to test the strength of the relationship between adolescents' free time activities and substance use, against a background of other factors important for substance use. A survey of 1843 students in grades: seven, nine and ten in Ilawa (84% of target population) was conducted in December 2001. The results of stepwise logistic regression (with Wald statistics) showed tha...

Is time on first-case starts well spent?

Monetary cost for time spent in everyday physical activities.

We measured utility curves for the hypothetical monetary costs as a function of time engaged in three everyday physical activities: walking, standing, and sitting. We found that activities requiring more physical exertion resulted in steeper discount curves, i.e., perceived cost as a function of time. We also examined the effects of gain vs. loss framing (whether the activity brought additional...

Re: television viewing and time spent sedentary in relation to cancer risk: a meta-analysis.

We read with great interest the systematic review and meta-analysis by Schmid et al. on time spent sedentary and risk of cancer (1). Comparing the highest vs lowest levels of sedentary time, prolonged time spent in sedentary pursuits is associated with increased risks of colon, endometrial, and lung cancer, but not with other types of cancers, including breast cancer. This is a very important a...