Objective: To summarize the scientific principles underlying cancer prevention.
Data sources: Articles, text books, personal communications, and experience.
Conclusion: The scientific basis of cancer prevention is complex and involves experimental and epidemiologic approaches and clinical trials.
Implications for nursing practice: As more information becomes available regarding proven and potential cancer-prevention strategies, oncology nurses are regularly called upon to guide patients and others in making choices regarding preventative options. It is important for oncology nurses to stay abreast of this growing body of knowledge.