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Activity
10 minutes read

Average Resting Heart Rate by Age: All You Need to Know

July 27, 2022
Activity
2 min read

Understanding VO2 max: why is it useful?

July 19, 2022
Expert
10 min read

Blood Oxygen: What is a Normal Level

July 15, 2022
Activity
8 min read

Aerobic Exercises: The Best Tips

July 15, 2022
Expert
8 min read

Average Body Temperature: All You Need to Know

June 13, 2022
News
2 min read

Circular Delivery Update #2

June 10, 2022
Activity
5 min read

Health Metrics: What vital metrics are important to track? And why?

December 22, 2020
Expert
3 min

Bio-hacking Best Practices from Coach Siim Land

February 25, 2020
Activity
3 min read

Understanding the Circular® Energy score: are you ready or not for the day?

January 20, 2020
Activity
1 min read

How Circular tracks your Activity intensity

January 12, 2020
Activity
2 min read

The Training zone, EPOC and recovery for weight loss: science-backed theory

December 31, 2019
Activity
1 min read

Why it is important to know your Max Heart Rate

December 17, 2019
Sleep
2 min read

Tips to increase your Deep sleep

March 16, 2020
Expert
3 min

Bio-hacking Best Practices from Coach Siim Land

February 25, 2020
Sleep
2 min read

Tips to increase your REM sleep

January 20, 2020
Sleep
4 min read

How to sleep better and fall asleep faster

January 12, 2020
Sleep
5 min read

Sleep better: external factors influencing sleep quality

January 1, 2020
Sleep
2 min read

How to adapt to naps

December 19, 2019
News
2 min read

Why ECG is a Game Changer in Circular Ring 2 — And How to Use It Right

March 26, 2025
News
2 min read

How to Use Your HSA or FSA to Purchase the Circular Ring

August 27, 2024
News
2 min read

Explore Your Health Like Never Before with the Advanced Analytics Circle

June 4, 2024
News
2 min read

Unleash Your Potential with the New Sport Session Circle

May 28, 2024
News
3 min read

Introducing the Medication Reminder Feature in Circular: A Leap Towards a Complete Wellness Ecosystem

February 29, 2024
News
2 min read

Kira+ Beta: Revolutionizing Personal Health with AI-Powered Coaching

January 26, 2024

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