Lifestyle medicine coaches use scientifically validated lifestyle interventions—including nutrition, physical activity, sleep, stress management, and habit formation—to support prevention and reversal of chronic conditions. They work in clinics, wellness centres, telehealth platforms, rehabilitation settings, and corporate wellbeing programs. Their role integrates motivational interviewing, behaviour-change science, and personalised habit coaching. As global lifestyle-related diseases continue to rise, lifestyle medicine approaches are gaining clinical and public-health significance. Coaches collaborate with physicians, nutritionists, and mental-health professionals to deliver holistic care and sustainable outcomes.