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有些儿童每天用很多时间看电视。不活动和看电视时吃零食是电视迷为什么比那些少看电视或根本不看电视者肥胖的两种原因。虽然这是一个重要的公共卫生问题,但是在Dietz和Gortmaker提出这一问题前,尚未被认识。作者使用了全国健康和营养调查的第2期
Some children spend much time watching TV every day. Inactivity and eating snacks while watching TV are two reasons why TV fans are less obese than watching TV or not watching television at all. Although this is an important public health issue, it has not been known before Dietz and Gortmaker raised the issue. The authors used the second issue of the National Health and Nutrition Survey