This book is drowned in the world of sleep, that world in which we spend a third of our lives without sometimes realizing its fundamental importance of our existence. Through a deep cognitive journey, the book reveals the secrets of sleep and its great importance to our physical and psychological health, based on modern scientific discoveries and the old literary and artistic signals that dealt with it. In detail, the book deals with the mechanisms of sleep and its causes, and investigates what happens to our bodies and minds when sleeping, also highlights the increasing effects of sleep in our time, as contemporary life imposes endless pressure that affects the quality of our sleep. With a comprehensive analysis of sleep disorders and how they affect our lives, the book also provides a closer look at the relationship between contemporary lifestyle and sleep, and how balance can restore our quality.

عالم أعصاب بقسم طب النوم بمستشفى بريجهام وأستاذ مشارك في الطب بكلية الطب بجامعة هارفرد، بوسطن.