We would like to conduct a phenomenological analysis of illness beyond the characteristics which define it scientifically, in order to consider the suffering experience of the sick person which, in reality, constitute its authentic truth. Following Michel Henry’s philosophy which defines life as pathetic self-affection, we will understand that illness may and must first of all be considered as an intense form of this unsurmountable link to one’s self which concerns the very essence of everyone of us as a living ipseity. Then, if