How to understand the origin of dreams?

How to understand the origin of dreams?

Humans sleep on average 7-8 hours per night, during which he dreams between 1 and 1:30. Multiply by the average number of years of life, and we spend the equivalent of 5 full years to sleep. How to understand this strange phenomenon that accompanies us throughout life? How to understand the origin of dreams? Some answers ...

Stages of realization

• It Sigmund Freud, who in the early 20th century, was the first to attempt to see through the mystery of our nights.
• For him, the dream is a direct path to the unconscious. It is a means to better understand from a large bank of images, sensations and emotions.
• Every night, 4-6 successive cycles of sleep for about 1h30.
• Each cycle is divided into 3 periods of sleep: light sleep, deep sleep and REM sleep.
• It is during the REM sleep that dreams occur. It's called "paradoxical" because although we are asleep, the brain is in full swing as if we were awake.
• The dreams are the manifestation of desires, impulses are not expressed in reality.