Frequent bedwetting at night requires further examination at the hospital to clarify the possible causes. 1. If frequent bedwetting still occurs after the age of eight years, further examination at the hospital is needed to clarify whether there is spina bifida or developmental deformity, deep sleep, etc. After a clear diagnosis, symptomatic medication or treatment such as night waking should be given if necessary. 2. In men, it is necessary to perform ultrasound examination of the prostate gland and residual urine examination to understand whether there is urinary retention that causes filling incontinence; in women, it is necessary to consider whether there is stress incontinence that leads to bedwetting, such as uterine prolapse, bladder prolapse, bladder, urethral downward migration, etc., which may lead to stress incontinence and bedwetting; 3, it is also necessary to further examine whether there are problems of innervation, such as cerebral infarction, Cerebral hemorrhage and other sequelae complicating urinary incontinence require symptomatic treatment after relevant cranial and neurological related examinations.