# Oura Ring 4: The Ultimate Smart Ring for Health Enthusiasts
The Oura Ring 4 has quickly established itself as one of the most advanced smart rings for health and wellness tracking. Known for its compact, sleek design and sophisticated tracking capabilities, this fourth-generation Oura Ring is ideal for data-focused users aiming to gain detailed health insights.
1. **Advanced Health Metrics**: The Oura Ring 4 tracks heart rate (HR), heart rate variability (HRV), blood oxygen levels (SpO2), and body temperature. It provides continuous, real-time data on these ffers a unique blend of style, comfort, and precision health tracking that few other devices can match.
