The hidden tax on a guard who fights over every screen

Screen navigation gets logged as effort rather than load, which is why the wear on small defenders never shows up in a minutes report.

Minutes are a terrible unit for a defensive guard. Two players log thirty four apiece and one of them has spent the night chasing a shooter around staggered screens while the other stood in the corner guarding a big who never left the dunker spot. We count those the same, then act surprised when one of them fades in April.

Screen navigation is contact work. Getting skinny through a pick means turning the torso, taking a shoulder, absorbing it, and reaccelerating from a compromised base, with somebody else's forearm across the chest and a fraction of a second to do it in. Repeat twenty five times a night. It is not the distance covered that accumulates, it is the collisions and the awkward angles you brake at, and none of the workload measures in common use capture either one well.

I suspect this quietly drives coverage decisions we usually read as purely tactical. A staff that drops its centre deep and lets the guard slide under screens gets described as conceding the pull up for sound analytical reasons. Sometimes that is exactly right. Sometimes the honest version is that their starting guard cannot survive eighty two games of fighting over the top and somebody decided in October to spend that body elsewhere.

Nobody says it out loud, because it sounds like an admission of weakness and because a coach would always rather explain a shot chart than a treatment table. Go and look at which teams switch everything by February. It is rarely a philosophical conversion.

There is a counterargument I take seriously. Going under has its own cost, which is repeated deceleration and change of direction underneath the level of the ball, and short hard braking is not obviously kinder to a hamstring than a chase is. Agreed. My point is not that one route is safe. It is that we have decided one of them counts as effort and the other counts as intelligence, and that framing has nothing to do with what the athlete is actually absorbing.

The fix is unglamorous. Log navigation events by type. Chased over. Went under. Got hit. Got switched. Attach them to the minute rather than to the game, and let the medical staff read them alongside distance.

Until something like that exists, every argument about whether a guard is tough enough to fight over screens is an argument about a bill that arrives four months later.