Final answer:
Tertiary prevention refers to actions taken to prevent damage and pain from a disease that has already occurred.
Step-by-step explanation:
Tertiary prevention refers to actions taken to prevent damage and pain from a disease that has already occurred. It focuses on reducing the impact of a disease or condition on an individual's quality of life and preventing complications and further progression of the disease. For example, in the context of cancer, tertiary prevention may involve providing pain management, rehabilitation services, and support groups to improve the well-being of cancer survivors.