In the western social structures the number permanently increases sleep more disturbedly. So already suffer more than 10% of the population from sleep awake disturbances which has to be treated urgently; 800,000 patients suffer under Sleep apnea and 25,000 under Narcolepsy (PETER 1995, PETER et al. 1995). Not diagnosed and untreatedly among others they cause on the one hand frequently subjective sorrow in the persons affected and on the other hand accident danger also increased one due to the increased daytime sleepiness or doziness in the traffic and at work (PETER et al. 1995, GERDESMEYER et al. 1997, RANDERATH et al. 1997, 1998, BUTTNER et al. 2000a and b).One can therefore hold tight that sleeplessnesses and/or sleep diseases are complex syndromes summarizing these, be able to impair in his whole personality the person as a whole. You can therefore influence all physical, spiritual and mental processes. Vigilance can make you reduce the physical and mental efficiency to reduce attention and concentration. You can affect the quality of life, reduce, limit and/or prevent social contacts and competences as well as cause further psychiatric, neurological and organic illnesses.Therefore a detailed sleep diagnostics is indispensable and if necessary therapy of the till now known sleeplessnesses and/or sleep diseases in order to bend a therapy resistance forward concerning further physical and mental illnesses and to make an effective medical treatment possible to prevent subsequent illnesses.