Core Design & Advanced Tracking Features

• Dynamic Smart Sensing Algorithm: The ring automatically switches between different optical sensor pathways as it moves on your finger, ensuring accurate data tracking even if the ring spins.
• Sleep & Recovery Staging: Automatically generates daily Sleep and Readiness Scores by analyzing deep, REM, and light sleep alongside overnight HRV, resting heart rate, and breathing disruptions.
• Cycle & Women’s Health Tracking: Tracks baseline body temperature variations to predict menstrual cycles, map ovulation windows, and sync directly with the Natural Cycles app.
• Cardiovascular Age & VO2 Max: Measures pulse wave velocity to estimate your Cardiovascular Age and calculates your VO2 Max to track long-term cardio fitness and resilience.