Homonym: regimen (Discipline)
A "regimen" refers to a systematic plan or set of rules designed to improve health or achieve specific goals. This can include routines related to diet, exercise, or medication. For example, a fitness regimen might involve a schedule of workouts and nutritional guidelines to enhance physical performance.
In medical contexts, a regimen often describes a prescribed course of treatment, such as a medication regimen for managing a chronic illness. Following a regimen can help individuals maintain consistency and track their progress toward desired outcomes, whether in fitness, health, or other areas of life.