This chapter discusses the all too common problem of sex-related pain in women. Pain is a complex perceptive experience, involving biologic as well as psychologic and relational meanings. They become increasingly important with the chronicity of pain. Neurologists are quite aware of the painful aspect of many neurologic disorders, but lifelong and acquired genital and sexual pain is still neglected in a consistent percentage of women. One reason is the view - still held by many - that psychologic factors play the most important role in sex-related pain complaints. The consequences of diagnostic delay can be dramatic. Persisting tissue inflammation induces pain to change from acute and "nociceptive," which indicates a "friendly signal," aler...