The easiest way to correct unclear speech is articulation training, which is a must use method, and if necessary, requires surgical treatment or treatment of the primary disease etc. It is recommended to go to the hospital for timely examination, consultation and treatment. Unclear speech can be practiced and trained, which is the simplest method, mostly seen in the flat and warble pronunciation inaccuracy, individual vowel pronunciation confusion. This is the easiest way, and is mostly seen in the inability to pronounce flat sounds and the confusion of individual vowels. Due to the tongue tie is too short caused by the unclear pronunciation also need to do the tie repair surgery, after the surgery and then correct the pronunciation. For abnormal articulation caused by neurological disorders, it is necessary to treat the neurological disorders before correcting the articulation, and at a later stage, it is necessary to treat the nerves with nutritional therapy.