A representative cross section of the latest work in sleep research is presented in this book based on the international symposium Sleep and Health Risk held in Marburg in 1989. Clinical work, basic research and methodology are described by leading specialists in the field. The clinical topics cover both the diagnosis and therapy of various sleep and sleep-related disturbances. The methodology section includes the newest observation and analysis techniques. Other sections discuss neurological aspects, sleep-related breathing disorders, occupational medicine, cardiovascular diseases, pediatrics, endocrinology and the psychiatry of insomnia.A representative cross section of the latest work in sleep research is presented in this book based on the international symposium Sleep and Health Risk held in Marburg in 1989. Clinical work, basic research and methodology are described by leading specialists in the field. The clinical topics cover both the diagnosis and therapy of various sleep and sleep-related disturbances. The methodology section includes the newest observation and analysis techniques. Other sections discuss neurological aspects, sleep-related breathing disorders, occupational medicine, cardiovascular diseases, pediatrics, endocrinology and the psychiatry of insomnia.1 Sleep and Health Risk: Methodology.- The Present State of Ambulatory Monitoring of Sleep.- Problem-Oriented Diagnosis of Sleep Disorders Using Computerized Methods.- Computer-Assisted Polysomnography.- Vitalog Lunchbox Home Monitor for Evaluation of Obstructive Sleep Apnea.- A Mobile Ten-Channel Unit (Sidas 2010) for the Diagnosis of Sleep-Related Breathing Disorders.- Model-Based Sleep Analysis.- A New Method of Electroencephalographic Analysis for the Determination of Stable and Unstable Processes.- 2 Sleep and Health Risk: Epidemiology.- Two-Peak 24-Hour Patterns in Sleep, Mortality, and Error.- Sleepiness in an Adult Population: Prevalence, Validity, and Correlates.- Epidemiology and Nl³(