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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 55555 on Sunday September 17, 2023 @04:41AM (#37542860)
Do you wear this chest strap under your clothes every day?
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Re:Show HN: Every Breath You Take – Heart Rate Variability T... by kbre93 on Monday September 18, 2023 @03:48AM (#37553441)
No, this is just for biofeedback training, so just for a session once a day
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