Today's Numbers
Counts the battery you've already spent today. Active calories set the drain; the time eases it off over the hours since.
This is an estimate, not a medical or official Apple metric. Use it with common sense and avoid hard training if you have pain, illness, dizziness, or unusual fatigue.
⚙ Settings
Baselines · set once
These barely change day to day — set them from your average over the past ~6 months. Used to measure today's resting HR rise and HRV drop.
Data · this device
Entries are saved on this device only. Export to back up or move to another device; import to restore.