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Notes on sleep, recovery and strain

What your Apple Watch numbers mean, why they move, and how Velqiri reads them. Wellness information, not medical advice.

A wind-down that follows your real bedtime

Generic bedtime advice assumes a schedule you may not have. Here is why a wind-down works better when it starts from the nights you actually sleep, and how Velqiri picks one evening time for you.

  • sleep
  • bedtime
  • habits

What HRV is, and why it moves from day to day

Heart rate variability is one of the most talked-about numbers on a smartwatch, and one of the easiest to misread. Here is what it measures, why it jumps around, and how to read it against your own usual.

  • hrv
  • recovery
  • apple watch