Este capítulo de libro está acompañado por gráficos que se encuentran también disponibles en este registro.A general principle of the phenomenology of pain states, in agreement with everyday knowledge, that normal human experience oriented towards one’s environment is distorted and its direction reversed whenever an unexpected pain arises. In my paper, I intend to shed some light on this descriptive principle by considering it in terms of Edmund Husserl’s account of attention as a universal factor in conscious life, articulated in three main levels: attentional focus; co-attention, which necessarily accompanies the salient focal appearance; and finally, inattention, which is to be identified not with unconsciousness, but with the consciou...