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A comment on Heart rate variability differs between smartwatch and clinical testing. Parent comment

Re:Heart rate variability differs between smartwatch and cli... by stavros on Sunday October 13, 2024 @03:31AM (#41825950)
And your comment was much more informative than the article.
[ Parent | on HN ]
Re:Heart rate variability differs between smartwatch and cli... by refulgentis on Sunday October 13, 2024 @11:49PM (#41834009)
That's obviously untrue
[ Parent | on HN ]