Close
Shop
Circular Ring 2
Circular Ring 2
Glasses
Glasses
Sleep Mask
Sleep Mask
Circular Charger
Circular Charger
USB-C Cable
USB-C Cable
SIzing Kit
SIzing Kit
About
Features
Features
Sleep
Sleep
Activity
Activiy
Heart Rate
Heart Rate
Company
Track your Package
Track your Package
Learn
Learn
HSA/FSA
HSA/FSA
Science
Science
Professionals
Professionals
Get access to Circular 2's lowest price
ever
Features
For Professionals
Shop
Shop
Your cart
×
Your cart is empty
Continue Shopping
0
Your cart
×
Your cart is empty
Continue Shopping
0
Features
For Professionals
Shop
Shop
Your cart
×
Your cart is empty
Continue Shopping
0
Welcome to our resources page
Find updated material to make the most out of Circular
Search
Latest
News
8 min read
5 Best Smart Rings for Women in 2026
April 27, 2026
News
8 min read
WHOOP vs Circular Ring 2: Which is Right for You?
April 20, 2026
News
8 min read
5 Best Smart Rings for Women in 2026
April 27, 2026
By Category
All
Popular
Activity
Sleep
Product updates
News
8 min read
5 Best Smart Rings for Women in 2026
April 27, 2026
News
8 min read
WHOOP vs Circular Ring 2: Which is Right for You?
April 20, 2026
News
9 min read
What Makes the Circular Ring 2 Different from Every Other Smart Ring
April 9, 2026
6 min read
Best Smart Rings Without Subscription in 2026 (Tested & Ranked)
March 31, 2026
7 min read
5 Best Sleep Tracking Devices of 2026: Which One is Worth Your Money?
March 11, 2026
6 min read
Circular Ring 2 vs RingConn Gen 2: Which Smart Ring Is Better?
March 6, 2026
Next
1 / 20
News
2 min read
The Circular Ring 2 Kickstarter Campaign Is Live – A New Era for Personalized Health
March 14, 2025
News
2 min read
How to Use Your HSA or FSA to Purchase the Circular Ring
August 27, 2024
News
2 min read
Discover the New Coherence Breathing Circle in the Circular Ring
August 19, 2024
Expert
2 min read
NBA Star Clint Capela Joins the Circular Tribe
June 20, 2024
News
3 min read
Introducing the Medication Reminder Feature in Circular: A Leap Towards a Complete Wellness Ecosystem
February 29, 2024
News
3 min read
Stress Levels Tracking: Your Path to Inner Peace
October 18, 2023
Next
1 / 4
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
Previous
Next
5 / 7
Sleep
3 min read
How to have lucid dreams
December 19, 2019
Sleep
1 min read
What is a lucid dream
December 5, 2019
Sleep
5 min read
Sleep disorders classification
November 26, 2019
Sleep
4 min read
Understanding polyphasic sleep schedules
November 18, 2019
Sleep
2 min read
The benefits and risks of polyphasic sleep
November 13, 2019
Sleep
2 min read
What’s the Circadian rhythm
November 7, 2019
Previous
Next
5 / 7
News
8 min read
5 Best Smart Rings for Women in 2026
April 27, 2026
News
8 min read
WHOOP vs Circular Ring 2: Which is Right for You?
April 20, 2026
News
9 min read
What Makes the Circular Ring 2 Different from Every Other Smart Ring
April 9, 2026
News
8 min read
Circular Ring 2 Release Notes (Jan 2026): Database Optimization, Server Performance Upgrade, and 2025 Year in Review
January 31, 2026
News
3 min read
Circular Ring Leaderboard: Wellness Score, Rankings and Monthly Prizes
January 10, 2026
3 min read
Circular Ring 2 Release Notes (Sep 2025): Dedicated Sync Architecture, Faster Data Transfer & Sleep Tracking Improvements
September 30, 2025
Next
1 / 5
Get the latest articles
.png)
.svg){kind=small}
.svg)
.svg){kind=small}