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by mellavora 2071 days ago
No idea if it is the cause or not, but there are strong physiological links between breath control and heart rate. Do some reading on "heart rate variability", see for example https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6189422/#s5titl...

vargas nerve, parasympathetic nervous system, etc.

(sourced from a quick google search; it's been 2 years since I was active in this and I don't have my sources in short-term memory).

1 comments

I'll have a read, thanks.

I've been trying to lower my HR when steady-state jogging also & variability came up a lot in my light reading on techniques for doing that also, but the articles did tend to feel a lot more at the quackery end of the scale