What is Nostr?
baref00t
npub14av…ueuk
2023-05-01 05:07:13
in reply to nevent1q…afsy

baref00t on Nostr: Heart rate variability is where the amount of time between your heartbeats fluctuates ...

Heart rate variability is where the amount of time between your heartbeats fluctuates slightly. These variations are very small, adding or subtracting a fraction of a second between beats. These fluctuations are undetectable except with specialized devices.
Author Public Key
npub14av72cpc3unx9qajvvjv76984h5084s602nzvp6nj8wxv79e2ppsj5ueuk