Expertly crafted for quality and precision, Oura Ring 4 provides valuable insights into your holistic health sleep, activity, stress, heart health, cycle and more. See Tech Specs. Smart Sensing powers our most accurate smart ring ever.
The ring provides a sleep quality score every morning according to the Pittsburgh Sleep Quality Index (PSQI) that considers both the duration of the sleep and the quality of the recovery as well as key biometrics from users health data...
Oura Rings sleep score is similar to the readiness score. Under 70 is poor sleep, 7085 is good, and above 85 is optimal. The most interesting data is your REM and Deep sleep. This shows you how much of your total sleep was REM or Deep sleep.
Quality sleep is crucial for balanced cycles and overall well-being. Sleep problems can lead to various female health issues, including infertility, irregular cycles, mood changes, increased stress, reduced immunity, and more. Sleep Better With Femometer Smart Ring.
How Sleep Scores Work. A sleep score is a single numerical value, typically on a scale of 0 to 100, that summarizes the quality of your night's rest. Instead of forcing you to interpret raw biological data, your device condenses multiple metrics into one "grade."

App:da rings. Chipset:ZK AB2026B3. Frequency:Maximum main 120M.Waterproof:5ATM. Using Time:4-6 days. Function:-Night sleep tracking Sleep quality score Sleep heart rate, HRV. -All-day heart rate test/heart rate trend/view history.