Apple Health is a health and fitness application developed by Apple Inc. for iOS devices. It serves as a central hub for users to track various health metrics, including steps taken, heart rate, sleep patterns, and nutrition. The app collects data from different sources, such as wearables and other health apps, providing a comprehensive overview of an individual's health. Users can set personal health goals and monitor their progress over time. Apple Health also allows users to share their health data with healthcare providers, enhancing communication and personalized care. The app emphasizes user privacy and security, ensuring that sensitive health information is protected.