Nocturnal Emission (NE) Understanding NE Understanding NE Nocturnal emissions, or “wetdreams,” are involuntaryejaculations that occur during sleep.They are a normal physiologicalprocess. Causes of NE NE is usually caused by hormonalchanges during puberty or byincreased sexual desire and arousalduring sleep. NE and Health Nocturnal emissions are generallyharmless and do not indicate anyhealth problems. If you haveconcerns, consult with a healthcareprofessional. Get a Dazzling Smile in Lowest Price We are a expert sexologists dedicated to helping individuals overcome sexual dysfunction and improve their sexual health. Get Appointment