Scientists believe that dreams are the result of the combined action of various central points in the brain in charge of various functions of the human body  Part of brain cells are still active during sleep, which is the basis of dreams
When the brain waves of dreaming appeared during sleep, the experimental researchers immediately blocked them. The results showed that the subjects' blood pressure and body temperature increased significantly
 Recent research results have confirmed that dreams not only do not affect people's sleep and health, but also one of the physiological activities necessary to protect brain health