Oura Ring 4

The Oura Ring 4 is a smart ring designed to track various health and wellness metrics. It monitors sleep stages, heart rate, heart rate variability, body temperature, and activity levels throughout the day and night.

This device is intended for individuals interested in gaining insights into their personal health data to optimize sleep, improve recovery, and understand their body's responses to daily activities and stress. It provides personalized recommendations and scores based on the collected data.