This course describes the sensory pain and pleasure experienced by autistic individuals throughout their lifespan. It explains relevant theoretical models and analysis of sensory experiences, including synaesthesia, interoception and alexithymia, quotations describing sensory sensitivity and its effect on quality of life, association with anxiety, eating disorders and depression, as well as a review of assessment instruments. Also included are descriptions of resources, ways of reducing and accommodating sensory sensitivity, and how some sensory experiences can improve quality of life.