What is the name of a person who speak too much because of brain disease?

A person who speaks excessively due to a brain disease may be experiencing a condition known as "logorrhea." This symptom can be associated with various neurological disorders, such as mania, schizophrenia, or certain forms of aphasia. Logorrhea involves an uncontrollable urge to talk, often leading to disorganized speech. It's important to consult a medical professional for an accurate diagnosis and appropriate treatment.