In this dossier, Alain HUOT tackles the theme of global health, with particular emphasis on the immune system. He begins by defining health according to the World Health Organization (WHO), stressing the importance of not waiting until you’re ill to take care of your immunity, but rather anticipating and strengthening your immune system. He stresses the importance of a healthy lifestyle, focusing on diet, stress management, sleep and physical activity. Alain HUOT recommends a diet based on naturopathic principles, emphasizing the importance of varied, living plant-based foods. He also stresses the impact of emotions and stress on metabolism and immunity, encouraging the management of these aspects. Physical activity is presented as a third pillar for boosting immunity, and he also discusses detoxification techniques, including hydrology, which involves using water to promote the elimination of toxins. The video offers practical advice on how to improve immunity by taking into account different aspects of daily life and using natural and herbal approaches.