Iñigo San Millán training model

[tshortt]

Hi @Indartsu. Welcome to the forum! I think we’ve taken all the HRV, DFA related posts to this thread:

Anyone using HRV? (Heart Rate Variability)

thanks! My take is the following: many HRV features are simply statistical ways to look at the same thing (variability between heart beats, or changes in heart rhythm), hence they tend to be highly correlated. Historically, a few features had been used more than others, for different reasons: SDNN: this was used in the context of 24 hours measurements, so that we would get an understanding of cardiac variability changes throughout the day, as a response to circadian rhythm and acute stresso…

Many people on this thread also follow that one, so you should get some good suggestions, advice.