Health retreats in Maine, United States combine accommodation with structured programs built around a specific outcome: weight loss, recovery from burnout, managing a chronic condition, or a full lifestyle reset. Unlike a spa weekend, a health retreat typically includes assessments at arrival, a personalized plan, and practitioners on staff, from nutritionists and fitness coaches to nurses and integrative doctors. The listings here cover medically supervised programs, naturopathic centers, and lifestyle-focused residential stays. Stays run from a few days to a month or more, and pricing reflects the level of clinical involvement. When you compare options, look at practitioner credentials, what’s included in the base rate, and whether the program continues with follow-up support after you leave. Browse health retreats in Maine, United States using the map and filters below. If you’re weighing a health retreat against a wellness or fasting program, our quiz sorts out which format matches your goals.