ABSTRACT
Chemoprevention of cancer involves the administration of substances capable of stopping or reversing carcinogenesis. This cancer control strategy is of special interest to older individuals:
• both to cancer and to cancer treatment. Cancer is the It may eliminate the morbidity and mortality related second most common cause of death1,2 and disability3,4 for persons aged 65 and older (see Chapter 4 of this volume5). Likewise, the risk of treatmentrelated complications increases with the age of the cancer patient.6,7
• It is more practical than elimination of environmental carcinogens that in older individuals may already have caused permanent damage.8
