What is the reason for dreaming often in the evening

Night often dream, accompanied by the reason that dream talk, mainly consider is because the mood is not good during the day, excessive mental anxiety, psychological pressure is too large, often think of some things, so it will cause the quality of sleep at night is not good, will also cause the performance of dream talk occurs. Can be appropriate for psychological conditioning, or add some sedative drugs for symptomatic treatment. Diet should also be careful not to eat any irritating food.