[ABSTRACT] The main interest of Health Psychology is the identification of psychological factors wich affect or are affected by physical illnes. In this way interactive and biopsychosocial models have enphasized a great number of outstandings variables for different diseasses, and the importance of emotional components as variables wich play an important role for the understanding of illnes. In this aproach, chronic pain is seen as a multidimensional experience (Melzack & Casey, 1968), irreducti