Recent Progress in Energy Harvesting Technologies for Self‐Powered Wearable Devices: The Significance of Polymers

ABSTRACT The growing demand for self‐powered wearable electronic devices in healthcare, fitness, and entertainment has driven significant advancements in energy harvesting technologies. This review explores the latest progress in energy harvesting mechanisms that enable sustainable and autonomous wearable devices, with a particular emphasis on the role of polymers in their development. Polymers offer a unique combination of mechanical flexibility, biocompatibility, and lightweight properties, making them ideal for wearable applications. The review systematically categorizes the major energy harvesting technologies into three primary mechanisms: thermoelectric generators (TEGs), piezoelectric energy harvesters…