Читать книгу Understanding Dreams: What they are and how to interpret them - Nerys Dee - Страница 21
dreams and sleep
Оглавлениеbrain waves and the dreaming mind
Every night we go to sleep and, to all intents and purposes, we are ‘dead to the world’. We have to sleep in order to dream and each night, when we slip off into that unconscious state which would be frightening in the extreme if we were not so familiar with it, we visit another world – the world of dreams.
Although we now know a little about the condition scientifically, physiologically and psychologically, its real purpose is not fully understood. Until the twentieth century the only access we had to sleep came from remembered dreams but, with the advent of electronic monitoring of brain activity, certain information and discoveries have been made.
