Sleep medicine is a quickly-evolving specialty with a rapidly changing set of diagnostic criteria and protocols. Stay up to date with all that’s new in the field with the updated 3rd edition of . This practical text/atlas offers clear guidance on interpreting polysomnography tracings of the neonate, infant, child, and adult, covering normal polysomnographic features of wakefulness and the various stages of sleep as well as polysomnographic findings characteristic of sleep-related breathing disorders, sleep-related movements, and parasomnias. Comprehensive and practical, it’s an ideal reference for sleep medicine specialists, sleep technologists, and those training in sleep medicine.