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Non-allergenic
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User
4/28/2025
Featured Comment by AI
The Oura Ring 4 is a state-of-the-art smart ring that brings cutting‐edge health tracking right to your finger. Designed with a sleek, fully round, and non‐allergenic titanium build, the ring is crafted in Finland and offers exceptional comfort for 24/7 wear. With advanced sensors, it continuously monitors your heart rate, temperature, blood oxygen levels, and movement—providing personalized insights into your sleep, activity, stress, and overall readiness. The device features an impressive battery life of up to 8 days and a fast charging cycle (typically between 20 to 80 minutes).
Bibliography
Oura Ring 4
Oura. https://ouraring.com/product/rings?srsltid=AfmBOoo8woIijeXouikQ4k6oVvtjNKNxAPxWOTqEWim9TYKYPMrDFC3O [Internet]. 2024
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