NATIONAL BUREAU OF ECONOMIC RESEARCH
NATIONAL BUREAU OF ECONOMIC RESEARCH

Sarah Stewart-Brown

Warwick Medical School
Coventry West Midlands CV4 7AL
UK

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NBER Working Papers and Publications

October 2012Is Psychological Well-being Linked to the Consumption of Fruit and Vegetables?
with David G. Blanchflower, Andrew J. Oswald: w18469
Humans run on a fuel called food. Yet economists and other social scientists rarely study what people eat. We provide simple evidence consistent with the existence of a link between the consumption of fruit and vegetables and high well-being. In cross-sectional data, happiness and mental health rise in an approximately dose-response way with the number of daily portions of fruit and vegetables. The pattern is remarkably robust to adjustment for a large number of other demographic, social and economic variables. Well-being peaks at approximately 7 portions per day. We document this relationship in three data sets, covering approximately 80,000 randomly selected British individuals, and for seven measures of well-being (life satisfaction, WEMWBS mental well-being, GHQ mental disorders,...

Published: David Blanchflower & Andrew Oswald & Sarah Stewart-Brown, 2013. "Is Psychological Well-Being Linked to the Consumption of Fruit and Vegetables?," Social Indicators Research: An International and Interdisciplinary Journal for Quality-of-Life Measurement, Springer, vol. 114(3), pages 785-801, December. citation courtesy of

 
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