Fat, energy and breast cancer.

  title={Fat, energy and breast cancer.},
  author={Walter C Willett},
  journal={The Journal of nutrition},
  volume={127 5 Suppl},
Rates of breast cancer vary approximately fivefold among countries and are strongly correlated with national per capita availability of dietary fat. However, this relation may be substantially confounded by many other factors associated with affluent lifestyles, such as reduced parity and physical activity. In large prospective epidemiologic studies, little evidence has been seen to support any major positive association between dietary fat and risk of breast cancer over the range of 15-45% or… CONTINUE READING