 This paper reviews the development of PDMS-based flexible resistive strain sensors, which have been used to create wearable intelligent electronic systems. The paper discusses the various methods used to fabricate these sensors, their performance characteristics, and their potential applications. It concludes that this type of sensor can be used in a variety of applications, from human entertainment technology to personal health care and sports performance monitoring. This article was authored by Jing Chen, Jiahong Zheng, Qin Wugao, and others.