Special Section: Consumer Healthcare Technologies in Smart Cities: Guest Editorial

This Special Issue takes an in-depth look into the recent developments in consumer technology that blend into everyone's health and safety in a smart city environment. Smart wearables, such as watches and wristbands, have been widely used in health monitoring in recent years. These connected consumer electronics devices not only provide indicative information for consumers' health management, but also play a vital role in communicable disease management and prevention. In the context of consumer technology as part of a smart city infrastructure, wireless communication and sensing technologies have evolved substantially over the past decade and have seen an accelerating trend of technical advances, particularly in the consumer healthcare sector. Optimization techniques have been developed significantly and smart devices have become more efficiently designed and implemented both for the betterment of individual consumers and health service providers.