The poem offers practical, poetic guidance for maintaining bodily and mental health, organized into sections on air, diet, exercise, and the passions. It argues for fresh rural air over polluted cities, moderation in food and drink, regular physical activity, and tempering emotions to prevent illness, with advice about choosing healthy sites, draining marshes, and balancing moist and dry climates. Composed in didactic verse, it blends medical theory and moral counsel, recommending sensible habits, environmental remedies, and self-control as means to sustain vigor and prolong life.