The science behind dreams can be used to learn about the different types of dreams and how different age groups dream as well as how different genders dream. Different types of dreams include day dreams, nightmares, lucid dreams, normal dreams, etc. Men and women dream differently in some sense from what they dream of. Adults and children also tend to dream differently. There are different types of dreams. There are nightmares and daydreams. Technically, daydreams aren't dreams because they only occur when someone is awake and fantasizing. On the other hand, a nightmare or night terror occurs when a person experiences feelings of great terror and intense fear in a dream. In fact, many people dream regularly, “studies indicate that up to 96% of adults engage in dreaming. to have at least one attack of daily fantasies” (Whitbourne 1). Sometimes bad dreams are frightening enough to wake the person up. Almost everyone can have nightmares or night terrors. People with PTSD may experience night terrors. Traumatic events are often processed in dreams through people. If an adult had a difficult childhood, their nightmares would likely be related to that. “Approximately 25% of children aged 5 to 12 report being awakened by bad dreams at least once a week. » (Angier 1). Night terrors are a little different. When you have night terrors, you usually scream and struggle and it is usually difficult to wake the person. When people know they are dreaming, it is called lucid dreaming. They are sometimes able to direct their dream in a certain direction. If you can control him, he is lucid. With practice, people can do just about anything they want in a dream. reader to know the science behind the dream. The brain during the dream process is different from the brain of a waking person. “Sigmund Freud theorized that dreams were the expression of unconscious desires often originating in childhood.” (Kantrowitz 2). When people dream, pain can also appear. A person's mood can be affected by their dreams. Whatever feelings one experiences in dreams can reflect how they feel throughout the day. “A dream is an intermediate product of the thinking process. It is a phenomenon occurring at the threshold of consciousness in the process of waking up or falling asleep. This appears when the lights of consciousness go out or are being turned on and it is characteristic of this state of mind. (Gutheil 17).