About hrv.expert
hrv.expert explains heart rate variability in plain language, so you can understand your own numbers and judge what you read about them.
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What you will find here
- A free course of short lessons, each with a quiz, from what HRV is to reading your trend.
- Reference guides and short answers to common questions, each with its sources.
- A glossary of the terms used in apps and research.
- Is my HRV normal?, a tool that puts a number you already have in context.
Who runs the site
hrv.expert is run by CardioMood SA, which makes HRV tracking products. Editorial content is written to the same standard whatever device you use, and every mention of CardioMood is labelled.
CardioMood SA is based in Plan-les-Ouates, Geneva, Switzerland. CardioMood makes products that track HRV continuously. Cards about CardioMood on this site are labelled "From CardioMood" and are kept separate from the articles.
How we keep it useful
Every health statement links to the research or guideline it comes from. Health content is published only after a named medical or scientific reviewer has checked it, and each page shows who reviewed it and when. Devices from every maker are described to the same standard, including CardioMood's. The editorial policy has the details.
Contact
Questions, corrections and suggestions: hello@hrv.expert. For privacy requests, see the privacy policy.