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This supplement is devoted to the proceedings of a conference held on 3 and 4 March 2008, at the Pennington Biomedical Research Center in Baton Rouge, Louisiana, on the occasion of the 20th anniversary of the opening of the Center.
The publication of this 4th Fribourg Obesity Research Conference on the theme of ‘dysfunctional foods’ coincides with a recent proposal of the European Union to spend 90 million euros yearly to provide free fruits and vegetables to schools across the continent in a drive to curb childhood obesity.