Finding Research on HRV
There are many resources available for learning more about Heart Rate Variability (HRV), health, performance, and more.
Here are a few:
If you would like to do deeper research into a specific topic, Pubmed is a great place to start. You can use keyword searches to narrow down the research publications there to find topics that you are interested in.
For example, if you want to research "HRV and AFib" or "HRV and Triathlon", then you can use specific keyword phrases and search operators to narrow down the results.