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A comparative analysis of the factors associated with longevity in Japan and Sweden is presented. The authors first note that Japan has recently taken over the position, previously held by Sweden, of having the highest life expectancy in the world. Factors considered include nutrition, smoking, alcohol consumption, profession-related risks, family structure, and general standard of living. The data are from official sources in the two countries concerned.
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Svanborg et al. (1985) studied this question.
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