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Previous Volume 351:2753-2755 December 23, 2004 Number 26 Next

	Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

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In 1949, the late Ancel Keys warned of a possible epidemic of obesity.¹ Keys wrote that under the right economic and social circumstances, obesity from overeating would be a dominant nutritional problem. He further recognized the role of energy expenditure in weight control: "While our calorie intake goes up our output goes down. The wonderful advances of technology not merely free us from back-breaking toil; they make it almost impossible to get a decent amount of calorie-using exercise."²

Long before the observation by Lee et al.³ that fit men with a high body-mass index could be healthy, Keys focused clearly . . . [Full Text of this Article]

Source Information

From the Division of Epidemiology and Community Health, School of Public Health, University of Minnesota, Minneapolis (D.R.J., M.A.P.); and the Department of Nutrition, University of Oslo, Oslo (D.R.J.).

This article has been cited by other articles:

• (2005). Physical Inactivity Is Risky, Even if You're Lean. Journal Watch Cardiology 2005: 3-3 [Full Text]