What Is HRV?
Learn more about heart rate variability — a metric that can help you reach peak productivity, manage stress, and fine-tune your training.
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.
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
Why Oura Uses The Entire Night Of HRV Data
hile some wearables calculate your HRV using only a small portion of your night (for example one data point from one sleep stage or at a random time), Oura uses your entire night of HRV data.
How To Increase Your HRV (Heart Rate Variability)
How can you increase your HRV and make it more consistent?
Oura Helps Athletes Maximize Performance With HRV4Training
Marco Altini is the founder of HRV4Training, an app and web platform that combines training load with heart rate (HR) and heart rate variability (HRV) data from devices like Oura to help athletes monitor the effectiveness of their training routines.
What is HRV Balance?
Oura is constantly innovating, and we’ve created a new metric to help you get the most out of your experience: HRV Balance which captures how your autonomic nervous system (ANS) is trending over time.
Use HRV to Manage Stress
Ever wonder what stress or anxiety look like in your body? Your HRV can tell you.
Train Better Using HRV
Your body varies day by day, so why not your training regimen? Use HRV to get the most out of your workouts.
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.