Inter temporal decision?making is one of the hotspots in the field of behavioral science in recent years. Research shows that it has high application value in the field of health behavior of patients with chronic diseases. By reviewing relevant domestic and foreign literature， this article summarized and evaluated the related concepts of inter temporal decision?making and its application progress in the field of health behavior of patients with chronic disease， extracted its core elements， and analyzed its role in chronic disease management in China， so as to provide new perspectives and strategies for designing effective intervention programs for the health behavior of patients with chronic diseases.