The HERL conference will focus on developing sustainable and resilient cities that prioritize the health of their inhabitants through a multidisciplinary approach to city planning and design. The conference will cover innovative methodologies for environmental analysis, sensing systems, and the integration of smart systems such as IoT and big data analytics as well as promoting green initiatives. Our aim is not only to develop sustainable and resilient infrastructure but also to encourage city life that promotes health, wellness, and livability for all residents. HERL 3rd Edition will explore contemporary advancements in urban design that prioritize walking, cycling, renewable energy use, and efficient transit systems within cities.