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2001 MAR 29 - (NewsRx.com & NewsRx.net) -- A brief note in the March 8, 2001, issue of the British Medical Journal suggested that there is an important link between the risk of breast cancer and nutritional status, through the influence of the latter on concentrations of ovarian hormones (estrogen and progesterone) produced during the menstrual cycle.
These findings are consistent with the view that the incidence of breast cancer is much higher among women in industrialized countries (where food is virtually unlimited) than among women in countries with more traditional lifestyles.
Grazyna Jasienska, of Jagiellonian University in Poland, and colleagues used previously published data on hormones from saliva samples collected from women in Bolivia, the Democratic Republic of Congo, Nepal, Poland, and the United States to investigate the relation between hormone concentrations and the level of breast cancer in each country. The relationship of mean total energy intake in each country with hormone concentrations was also examined.
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