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2 min read
Why ECG is a Game Changer in Circular Ring 2 — And How to Use It Right
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Activity
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Average Resting Heart Rate by Age: All You Need to Know
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Circular Delivery Update #2
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News
2 min read
The Circular Ring 2 Kickstarter Campaign Is Live – A New Era for Personalized Health
March 14, 2025
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How to Use Your HSA or FSA to Purchase the Circular Ring
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Activity
3 min read
Rested Heart Rate (RHR): What Increases and Decreases it ?
September 20, 2019
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What is blood oxygenation level or blood saturation (SpO2): Uses and More
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How Circular tracks your Resting Heart Rate (RHR) and how to use it?
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How to use Heart Rate Variability (HRV)
August 23, 2019
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What increases and decreases Heart Rate Variability (HRV)?
August 23, 2019
Activity
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Continuous Heart Rate monitor
August 11, 2019
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Sleep
3 min read
The architecture of your sleep. Basics n°4 about sleep
August 23, 2019
Sleep
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The sleep stages that compose your sleep cycle. Basics n°3 about sleep
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Sleep
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Your personal sleep cycle. Basics n°2 about sleep
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Sleep
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Better sleep, the key to your problems. Basics n°1 about sleep
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7 / 7
News
2 min read
Why ECG is a Game Changer in Circular Ring 2 — And How to Use It Right
March 26, 2025
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Explore Your Health Like Never Before with the Advanced Analytics Circle
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Unleash Your Potential with the New Sport Session Circle
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Introducing the Medication Reminder Feature in Circular: A Leap Towards a Complete Wellness Ecosystem
February 29, 2024
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Kira+ Beta: Revolutionizing Personal Health with AI-Powered Coaching
January 26, 2024
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