Understanding the Poincaré plot

The Poincaré plot is a great way to visualise your data, and see whether you’re on a good day. It can also provide profound insights into your general health status. The graph uses the most basic metric in the HRV arsenal, the R-R interval: the number of milliseconds between each heartbeat. Each R-R interval is plotted against the… Continue reading Understanding the Poincaré plot