Talking nonsense is actually known as gibberish in the profession, more precisely talking nonsense is a mental symptom, the etiology of which actually has many kinds, so it needs to be judged comprehensively, as follows: 1, common diseases are caused by physical diseases, called organic mental disorders, such as stroke in the elderly, Alzheimer’s disease that is commonly known as dementia, can appear in this situation. In addition, like brain trauma, brain tumor, encephalitis, meningitis, can also appear the situation, these are collectively known as organic mental disorder; 2, after excluding organic mental disorder, in drug addicted people can appear this situation. This can occur after someone has smoked methamphetamine, methamphetamine, or someone has been drinking alcohol for years, or withdrawal symptoms after quitting alcohol; 3. In addition to excluding organic and drug addiction, there is also a disease called schizophrenia, which is commonly known as psychosis. Psychosis can present with symptoms of talking nonsense; 4. Symptoms of talking nonsense can occur after a patient develops a major traumatic stress disorder. In a previous case, a young girl suddenly developed babbling symptoms after witnessing a murder case, which was classified as stress-related babbling. There are many explanations for the same symptom, so it is advisable to come to the hospital for consultation and treatment.