A stronger body can make an ordinary day easier without anyone noticing why.

A body that can do more makes an ordinary day quieter. Stairs stop registering, tiredness arrives later, small physical tasks stop being decisions, and none of it announces itself as an improvement because what you notice is simply the absence of difficulty. The benefit is invisible by design.

Give it a few months before judging. The change you are looking for is not a feeling of strength but a day that asked less of you than it used to.