In this paper I discuss the theme concerning the experience of pain by comparing three different theoretical perspectives: the cognitivist and reductionist approach most widely adopted at present within the neuro-sciences, as it is offered by P. and P. Churchland’s works; the hermeneutical approach offered by H.-G. Gadamer’s reflection; finally, a possible phenomenological conception grounded on E. Husserl’s and M. Scheler’s theses. The paper aims to show, through a discussion of the present-day evaluation and measurement methods of subjective experience of pain and its objectivation by means of questionnaires (McGill Pain Questionnaire), that in order to adequately understand, from a medical and philosophical standpoint, the complexity of ...