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[report整理] SENEWS-2010-03-17

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[Homework]SENEWS-2010-03-17

Homework

This is the VOA Special English Health Report .

Researchers say American children eat now an average of three snacks a day between meals .A study found that those snacks add up to almost one third of all the daily calories eaten by children .And those extra calories could help explain the rise in overweight child in the United States .The study was done at the University of North Caroliner at Chapheld .

The researchers studied the diets of thirty-one thousand children ages two to eighteen over a thirty year a period .They found that snacking has increased since the 1970's .And what kinds of snacks have increased the most ? Salty ,hihg fat foods like chips .The study also found greater snacking on cake ,cookies and other treats that test generations might save for after dinner .The study is in the Journal Care the Health .

Nutrition professor Bary Pobican was the lead investigater .He says parents should limit snacks to one a day for children age six and older .He also advises parents and care-givers to provide healthy snacks like fruits and vegetables .

Professor Pobican American schools also need to improve their nutrition .For example ,schools may have vending machines that offer what many people would consider junk food .There has been a push for schoools to offer more healthful snacks and lunch choices and fewer sugary drinks .

Earlier this month ,Coke Cole said it would stop selling sugary drinks in American schools unless parents requested them .Its competetors at Pepsi just annouce that they will stop sells of sugared drinks to schools worldwide .

America's top public health officer wants to see more changes like these .Surgeon Gerneral Rigina Bangiman recently spoke to a lawmakers about maiking healthy foods more available .It's growing consistency we as a nation need to recreate our communities and our environments where the healthy choices are the easy choices and affordable choices .

Agriculture Secretary Tom Billsack who has talked about his own child who struggles with weight agrees about the need .We need to do much better job making sure whats in those vending machines is very consistent .We think of this ,the time is coming for force standers .

First Lady Mishaler Obama is leading a campaign to fight child hold obisity .Public health officials reported in January that seventeen percent of American children are severely overweight .

And that's the VOA Special English Health Report ,written by Kitty Weaver .For more health news and to comment on our stories ,visit us at voaspecialenglish.com .I'm Steve Ember .

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