Research & Validation
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Research & Validation
How Accurate Are Oura's Heart Rate & HRV Measurements?
The Oura Ring performed near-perfect for resting heart rate (r² = 0.996) and extremely high for heart rate variability (r² = 0.980) when compared to a medical-grade ECG device.
February 15, 2023
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Research & Validation
What Is a Polysomnography (PSG) Sleep Study?
A PSG sleep study is the gold-standard to measure sleep stage and detect sleep disorders. Learn more about it, and why Oura Ring is a worthy alternative.
December 06, 2022
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Research & Validation
Oura’s New Sleep Staging Algorithm: The Gold Standard of Wearable Sleep Tracking
We're thrilled to share our new, highly advanced sleep staging algorithm with the Oura community. Read more about it here.
November 16, 2022
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Research & Validation
Team RWB Uses Oura Ring in Virtual Pilot Program to Improve Veterans’ Health
The veterans’ organization shares the results of their pilot project aiming to improve veterans’ sleep, activity, and enrichment.
November 10, 2022
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Research & Validation
Nonprofit Uses Oura in Study Aiming to Empower Women Through Their Pregnancy Journey
July 15, 2022
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Research & Validation
Researchers Use Oura to Study Changes Driven By The Menstrual Cycle
April 22, 2022
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Research & Validation
Oura’s New Sleep Staging Algorithm Validated By NUS
Oura’s latest sleep staging algorithm reached accuracies of 76-78% for 4-stage classification (light, deep, REM, and wake) compared to gold-standard polysomnography.
April 14, 2022
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Research & Validation
Department of Defense Leverages Oura In Early COVID-19 Detection Tool
Results in Nature Scientific Reports show that researchers have been able to use data from Oura to build real-time risk scores for identifying COVID-19 cases.
March 29, 2022
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Research & Validation
Can Researchers Use Oura To Spot Signals Associated with COVID-19?
Biosignals from the Oura Ring (heart rate, heart rate variability - HRV, respiratory rate, temperature, and activity) could collectively detect signals associated with the onset of COVID-19.
March 02, 2022
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Research & Validation
Researchers Use Oura To Study Our Responses to COVID-19 Vaccines
Signals from the Oura Ring correlate with antibody levels following COVID-19 vaccine.
February 14, 2022
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Research & Validation
UCSD Study Shows Clear Oura Temperature Increase After Conception
results show that Oura Ring’s nighttime temperature data would have been able to identify pregnancies early - an average of 5.5 days after conception and an average of 9 days before they received a positive at-home pregnancy test.
August 23, 2021
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Research & Validation
Researchers Explore The Impact of Phone Usage on Sleep With Oura
August 03, 2021
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Research & Validation
Pilot Study Shows Oura Temperature Data Can Help Monitor Menstrual Cycle Phases
Researchers at Oura partnered with the University of Oulu to explore whether Oura Ring temperature data could be used to monitor menstrual cycle phases and predict menstruation and/or ovulation.
June 22, 2021
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Research & Validation
Oura Ring Data Reveals How Lockdowns Affected Sleep Across the Globe
Researchers at the National University of Singapore (NUS) teamed up with Oura to analyze sleep data from over 100,000 individuals to uncover the effect of COVID-19 lockdowns on sleep health across the globe.
April 30, 2021
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Research & Validation
West Virginia University Validates Oura’s HRV Against Popular Commercial Tools
Oura’s infrared PPG sensor matched performance with clinical-grade ECG and consistently outperformed other PPG tools
April 08, 2021
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Research & Validation
Can Oura Ring Help Predict Symptoms of Depression & Anxiety?
"...this is the first study demonstrating that a validated consumer wearable device that measures sleep—i.e. Oura — can be used to predict symptoms of depression and anxiety."
February 26, 2021
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Research & Validation
Researchers Use Oura To Study How Humans Adapt to NASA’s Undersea Extreme Environment
Researchers studying NASA’s undersea extreme environment, “NEEMO” (Extreme Environment Mission) used Oura to study sleep.
January 29, 2021
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Research & Validation
Bioloop Sleep & Swarthmore College Use Oura To Research Personalized Sleep Improvement Plans
The Delano Lab at Swarthmore College used Oura Ring to investigate whether individualized sleep data can be leveraged to personalize health recommendations.
January 21, 2021
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Research & Validation
Oura Ring Used In Innovative Fertility Research
Researchers in the Kriegsfeld Lab at the University of California, Berkeley (UCB) discovered that by looking at Oura Ring patterns for the first 1-2 weeks of the menstrual cycle, they could anticipate the LH surge days in advance for 100% of participants.
January 15, 2021
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Research & Validation
What if Social Distancing is Good For Our Health?
After pulling together past research and insights from 2020, we’ve compiled patterns that may help us better understand the pandemic’s impact on our bodies. These patterns are not intended to be end results but rather conversation starters for our future health and lifestyle decisions.
December 22, 2020
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Research & Validation
UCSF Research Highlights Oura’s Potential to Identify Fevers and Aid in Early Illness Detection of COVID-19 and Other Illnesses
A research team at the University of California, San Francisco (UCSF) has published early results from a large-scale COVID-19 study, TemPredict, revealing that the Oura Ring's temperature sensor could be an effective tool for fever monitoring and early illness detection.
December 14, 2020
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Research & Validation
How Accurate Is My Oura Temperature Data?
Oura performance matches near-perfect with the research-grade iButton at >99% under lab conditions, and 92% under real world conditions.
December 07, 2020
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Research & Validation
LifeTraq Launches Pilot Program To Determine If Oura Ring Can Help Predict Addiction Relapse
In 2019, LifeTraq chose Oura as the leading wearable technology to join their IRB-approved pilot study on whether wearables could predict addiction relapse and improve recovery outcomes. The pilot supports ongoing innovation in LifeTraq’s partnership with the addiction treatment center, The Sanctuary.
November 12, 2020
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Research & Validation
How Accurate Is Oura’s Respiratory Rate?
In an analysis that compared Oura’s photoplethysmography (PPG)-derived respiratory rate metric to an electrocardiogram (ECG)-derived method, the Oura Ring was shown to be accurate within 1 breath per minute across the entire night when compared to medical-grade research tools.
September 09, 2020
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Research & Validation
UCSF TemPredict Study
UCSF is testing whether physiological data collected by the Oura Ring, combined with responses to daily symptom surveys, can build an algorithm to identify patterns of, onset of, progression of, and recovery from, COVID-19.
August 31, 2020
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Research & Validation
Oura Ring Validated Against Electrocardiogram for Use as HRV Athletic Training Tool
Compared to medical grade ECG, Oura was found to have 99.9% reliability for Resting Heart Rate and 98.4% reliability for Heart Rate Variability.
August 27, 2018
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Research & Validation
Oura Confirmed EMF-Safe & Allows Airplane Mode
Read more about Oura's EMF safety readings and Bluetooth capabilities.
August 10, 2018
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Research & Validation
Oura Data Validated Against Sleep Lab Golden Standard
The Finnish Occupational Health Institute has validated the Oura Ring against the gold standard sleep laboratory test—polysomnography (PSG).
February 09, 2016
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