This book evaluates new data on diet and cancer and uses it to update the dietary guidelines produced by ECP and IUNS in 1985. It is the proceedings of the 9th Annual Symposium of the European Organization for Cooperation in Cancer Prevention Studies held in Madrid during October, 1991. The first section updates general background material (dietary carcinogens, animal studies etc.), the second concerns diet and cancer at specific sites and also specific nutrients in human cancer. The third section addresses problems with guidelines per se, and the fourth the Mediterranean diet in relation to cancer. These chapters, together with the general conclusions reached in a