This course aims to popularize the basic and frontier knowledge of immunology. By introducing the composition and function of the immune system, the correlation between immunity and health, as well as the related knowledge of immunity and disease mechanisms and prevention, this course aims to provide the students of varied disciplines majored in Science, Engineering and Bio-medicine etc. with the knowledge of basic immunology and clinical immunology, to inspire their interest, and provide the necessary information for further professional study, interdisciplinary study and research in the future.