Abstract: The ethics of epidemic diseases,namely,a subject dealing with contemporary existential crisis,evolves from the ethical reflection upon the ultimate human issues that cause frequent epidemic diseases.The ethics of epidemic diseases should help mankind to resume a rational ecological lifestyle;thus,it might be a bridge leading to a harmonious future world between man and nature.This new ethics should provide an ethical propose for the prevention and treatment of the epidemic diseases and for the following reconstruction.Therefore,to construct the ethics of epidemic disease,we must examine its surviving background,ethical target,cognition vision,and research approaches first.

Key words: ethics of epidemic diseases, ecological environment, reconstruction after epidemic diseases, ethical vision, approach of eco-synthesis