Critical uncertainty

State the one unknown that is actually holding the decision hostage, narrowly enough to be answerable. Not everything you don't know, and not the decision itself: the single missing fact that, once known, would let you choose.

State the one unknown that is actually holding the decision hostage, narrowly enough to be answerable. Not everything you don't know, and not the decision itself: the single missing fact that, once known, would let you choose.

Example

For the knee, it is not "am I healed" or "can I squat again." It is: which load-and-recovery pairing (say 60% of old max, 48 hours between sessions) leaves no swelling the next morning?