Babies 22 months can not speak may be a normal phenomenon, at this time the baby has no other manifestations, no special treatment; may also be due to hearing impairment, autism and other diseases caused by the need for intervention training, wearing hearing aids and other methods of correction. 1. Physiological phenomenon: under normal circumstances, 22-month-old babies can use simple vocabulary to express and say the name of the object, such as “dad, mom, lights, bowls, hands, eyes,” and other words, and will shout their own names, but the baby’s growth and development of individual differences, if the baby’s mood, spirit are normal, you can continue to observe, without special treatment. 2. Hearing impairment: when the baby has a hearing impairment can not be exposed to external sound stimulation, which leads to the baby will not speak, you can choose to wear a cochlear implant, hearing aids and other ways to correct the hearing impairment under the guidance of a professional physician, to train the development of language. 3. autism: can also lead to the baby will not speak, parents should promptly cultivate the baby’s basic skills of daily life, take the baby out more, to improve the social ability, in the professional physician’s help in the application of behavioral analysis, structured education and other intervention training. The baby 22 months still can not speak, it is recommended to go to the hospital in time for examination and diagnosis, clear causes, as soon as possible for the baby to carry out targeted treatment.