Thirty years old and still have dream emission, this is a normal phenomenon, may be related to a long period of time without normal sexual intercourse or a long period of time without ejaculation, or during the day by more sex-related words, pictures of stimulation lead to sexual activity at night, this subconscious sexual activity will lead to erection, will appear semen emission, this situation in many male patients will have more or less appear. For dream emission, if it is not 1 time per day, or 2-3 times per week, usually do not need to do any tension. If you have chronic prostatitis, you may be more likely to experience sleep loss.