Dreams are a subconscious expression of emotions and a normal physiological phenomenon, so it is normal to dream, but it is abnormal if you dream every day and it affects your state of life during the day. There are several reasons why dreaming is closely related to insomnia: somatic factors: some diseases can be reflected in dreams, for example, neurological diseases will often dream of being knocked on the head, auditory center lesions will appear strange sounds in dreams, and respiratory system diseases often dream of poor breathing, etc.; long-term use of certain drugs can also lead to excessive dreaming. Physiological factors: too full or too hungry before going to bed, daily smoking or drinking a lot of alcohol, drinking coffee, tea or functional drinks, vigorous exercise before going to bed to cause mental excitement, too long sleep time during the day, etc.; environmental factors: poor sleep environment or sleep environment changes may lead to unrealistic sleep, stimulation by various environmental factors outside the body during sleep, such as light, temperature, sound, etc.; psychological factors: too much psychological burden can also lead to Dreamy, for example, the mind is tense before going to bed; if you are always thinking about something inside during the day, this thing will also recur during sleep; in addition, In short, dream is a physiological phenomenon affected by a variety of factors, mainly four factors: environmental, psychological, physical and somatic. If you dream every night and affect the quality of sleep, you should find and solve the above reasons in time to have a healthy sleep as soon as possible.