One month old babies who can’t say anything may be caused by non-disease factors such as genetic factors and physiological factors, and no special treatment is needed. It may also be caused by disease factors such as vocal cord lesions, hearing lesions, brain lesions, tongue tie lesions, etc. Parents are advised to take their babies to the doctor for treatment in a timely manner. Non-disease factors: 1, genetic factors: if the baby’s parents speak later in infancy, due to the influence of genetic factors, one year and one month old babies usually speak later, there is no need to worry too much at this time, usually after a few months can start to learn to speak; 2, physiological factors: baby’s speech, pronunciation and baby growth and development speed, mainly because each baby’s physical condition is different, growth and development speed is also different. The speed of growth and development is also different. Some babies may speak earlier and some babies may speak later, which are normal physiological reactions, and there is no need to be overly nervous and special treatment. Second, the disease factors: 1, vocal cord lesions: such as congenital vocal cord dysplasia, because the vocal needs to rely on the vocal cords, will also appear a month old baby still can not say anything phenomenon, need timely medical treatment, through surgery to repair the vocal cord treatment; 2, hearing lesions: such as congenital hearing impairment, resulting in the baby can not hear outside sounds, but also can not perceive their own pronunciation, so that a month old baby still can not say anything phenomenon. The baby can’t say anything. If more serious, you need to wear hearing aids, cochlear implants, etc.; 3, brain lesions: if the baby has cerebral palsy and other diseases, it can affect the development of the central nervous system, the phenomenon of a one-year-old baby still can not say anything. You need to carry out rehabilitation training in time, communicate with your baby to relieve developmental delays, and if necessary, perform selective spinal nerve root amputation and other treatments; 4, tongue tie lesions: one year old baby still can not say anything and may be related to tongue tie lesions, if the tongue tie is too short may lead to less smooth speech, you can perform tongue tie surgery, which can effectively relieve the symptoms.