Tech

Here's what your Fitbit heart rate variability actually tells you

Engadget By staff@engadget.com (Husain Parvez) Nov 1, 2026 · 10:45 AM 1 views 0 comments

Your Fitbit's HRV reading can offer clues about stress and recovery, but your usual numbers matter more than anyone else's.

Engadget Original story · www.engadget.com

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