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A comment on Show HN: Every Breath You Take – Heart Rate Variability Training. Parent comment

Re:Show HN: Every Breath You Take – Heart Rate Variability T... by lloeki on Saturday September 16, 2023 @06:45PM (#37539555)
> don't have breathing detection

FWIW my Garmin watch reports a breath per minute metric. Dunno if this is what you were alluding to.

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Re:Show HN: Every Breath You Take – Heart Rate Variability T... by kbre93 on Monday September 18, 2023 @04:08AM (#37553555)
Right, but I don't think they measure it directly (could be wrong), I think they measure it based on change in heart rate
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