The dream represents some condition of consciousness including several repeating stages. Emergence of stages of a dream is caused by vigorous activity of different structures of a brain. Each cycle of a dream is divided into phases of a slow and REM sleep. On a share of a slow dream, it is called still orthodox, 75%, and are the share of a REM or paradoxical sleep – about 25%.
10 facts about a dream
There is a set of the interesting facts about dreams and dreams. Let's consider ten the most interesting of them.
- The person cannot long be without dream as in a dream the organism restores the forces. But the record set without dream just strikes. The person who set up a record on lack of a dream was in a condition of wakefulness 18 days and 21.4 hours.
- Alcohol will influence an organism twice stronger after five sleepless nights. One more fact about a dream is that snore develops only in a slow phase. While the person snores, dreams do not dream him.
- There are interesting facts about a dream which claim that without careful medical examination and observation it is impossible to determine from 100% by confidence the person sleeps or is awake. It is connected with the fact that we can sleep and blindly, and with open.
- If only five minutes to fall asleep, so are enough for the person he feels apparent defect of a dream. The average time of falling asleep has to be from 10 to 15 minutes.
- When in the house there is a child, parents sharply feel a lack of a dream. For the first year of life of the kid the loss of a dream of parents averages from 400 to 750 hours.
- There are psychological facts about dreams when at many people the biological clock allowing to waken in necessary time without alarm clock is formed. The inner clock at the expense of hormone of tension of an adrenokortikotropin works. When the amount of this hormone sharply increases, it is reflected in a condition of unconscious expectation of a stress from need of morning awakening.
- The optimum duration of a dream is 8 hours for people of middle age, and elderly people have enough 6 hours. And here it is necessary for small children and teenagers the whole 10 hours of a full-fledged dream.
- Can lead the first and last two hours of a dream at extraneous noise to full awakening.
- The interesting fact about a lethargical sleep is that the appearance of the person for many years can even not change. Actually this state is similar to biological freezing.
We offer some more the unexpected and interesting facts about a dream below: