Final answer:
Secondary prevention in relation to Neuman's theory involves early detection and intervention to prevent health problems from worsening or recurring.
Step-by-step explanation:
Secondary prevention in relation to Neuman's theory refers to interventions and actions taken to detect and address health problems early on, with the goal of preventing their progression or recurrence. In Neuman's theory, secondary prevention focuses on stabilizing and strengthening the client's existing lines of defense and resistance to stressors. This can include regular check-ups, screenings, and early intervention strategies to manage health issues before they become severe.