Flexible and wearable sensors : materials technologies and challenges With rapid technological developments and lifestyle advancements electronic sensors are being seamlessly integrated into many devices. This comprehensive handbook explores current state of the art developments in flexible and wearable sensor technology and its future challenges. Numerous recent efforts have improved the sensing capability and functionality of flexible and wearable sensors. However there are still many challenges to making them super smart by incorporating features such as self power self healing and multifunctionality. These features can be developed with the use of multifunctional nanostructured materials unique architectural designs and other advanced technologies. This book provides details about the recent advancements materials and technologies used for flexible and wearable sensors. Its wide range of topics address the fundamentals of flexible and wearable sensors their working principles and their advanced applications. This handbook provides new directions to scientists researchers and students to better understand the principles technologies and applications of sensors in healthcare energy and the environment