Sweet dreams
6tage 1 /ight sleep, slow eye movement, and reduced muscle activity. This stage is four to five percent of total sleep.
6tage (ye movement stops and brain waves become slower, with occasional bursts of rapid waves called sleep spindles. This stage forms 5 to 55 of total sleep.
6tage ([tremely slow brain waves called delta waves begin to appear, interspersed with smaller, faster waves. This accounts for four to si[ percent of total sleep.
6tage The brain produces delta waves almost e[clusively. It is difficult to wake someone during stages three and four, which together are called ³deep sleep.´ There is no eye movement or muscle activity. 3eople awakened while in deep sleep do not adjust immediately and often feel disoriented for several minutes after waking up. This forms 1 to 15 percent of total sleep.
6tage 5 in this 5(0 stage breathing becomes more rapid, irregular, and shallow, eyes jerk rapidly in various directions, and limb muscles become temporarily paralyse
During the rapid eye movement 5(0 stage of sleeping
5 of people dream, even those who don¶t think they dream. $ dream is a succession of stories, images, mental movies, emotions, and ideas that usually occur involuntarily in the mind. Dreams can range from the romantic to the ridiculous. )reud posited that dreams represented our supressed desires. Dreams can last from five to 15 minutes, and can occur between to times a night. It is believed that¶d reaming can help you learn and develop long term memories, especially if we have an intention when we are falling asleep. :hich is a great discovery for students to know. To enhance learning if a student spends a few moments refreshing key points just before bedtime it will increase their retention compared to students who don¶t. Interestingly, blind people dream more with other sensory components compared with sighted people. )rom evidence and new research methodologies, researchers have speculated that dreaming serves the following functions the brain consolidates learning and memory tasks. 0uch that remains unknown about dreams. They are by nature difficult to study in a laboratory, but technology and new research techniTues may help improve our understanding of dreams. 6weet Dreams