Smart wearables are electronic devices that can be worn on the body, often designed to track health and fitness metrics. Examples include smartwatches, fitness trackers, and smart glasses. These devices typically connect to smartphones or other devices, allowing users to monitor their activity levels, heart rate, sleep patterns, and more. Many smart wearables also offer features like notifications for calls and messages, GPS tracking, and even mobile payment options. Popular brands include Apple with its Apple Watch, Fitbit, and Garmin. As technology advances, smart wearables continue to evolve, providing users with more functionality and convenience.