Wearable health devices are electronic gadgets that people can wear on their bodies to monitor various health metrics. Common examples include fitness trackers, smartwatches, and heart rate monitors. These devices often track activities like steps taken, calories burned, and sleep patterns, helping users maintain a healthier lifestyle. Many wearable health devices connect to smartphones or computers, allowing users to view their health data in real-time. Some advanced models can also monitor vital signs such as heart rate, blood pressure, and oxygen levels. This technology empowers individuals to take charge of their health and make informed decisions about their well-being.