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Steven L. Gortmaker, PhD

Arch Pediatr Adolesc Med. 2008;162(3):283-284.

	Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings.

Evidence that television viewing and other screen time are important modifiable causes of childhood obesity continues to grow. Multiple longitudinal studies have documented these relationships during the past decades, with recent data showing that these effects extend into adulthood.¹ A series of randomized intervention trials has provided both clear evidence for cause and opportunities to widely decrease television and computer time.^2-4

Additional research has begun to elucidate the mechanisms likely responsible for these effects. The impact of television viewing on obesity appears to reflect both the displacement of more vigorous physical activity and its effects on diet. Food and beverages are heavily advertised on children's television, and television viewing is associated with increased energy intake.⁵ This association can occur because of intake while watching television or, more generally, as a consequence of food marketing.⁶ The food and beverage industry spends enormous sums of money advertising food . . . [Full Text of this Article]

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