Outside
Air, at the size you can manage
No distance, no steps, no pace. Standing at an open window is on this list for a reason.
How much capacity do you have?
Tap whichever is closest. burn0ut adapts to it, and you can change it any time.
A twenty-minute loop
20 min · your pace
Somewhere green if it is close. Out and back is fine — no need for a circuit.
Walk part of a journey you would normally ride
15–25 min · easy
One stop earlier, one stop later. It counts as being outside, not as exercise.
How was this?
Movement is an invitation here, never an obligation. If none of it appeals today, that is a complete answer.