Childhood-onset fluency disorder is a communication disorder characterized by a disturbance in the flow and timing of speech that is inappropriate for an individual’s age. Also referred to as ...

Medically reviewed by Nicholas R. Metrus, MD Key Takeaways Dysarthria and anarthria are speech disorders caused by brain damage affecting the muscles that control speech.Conditions such as stroke, ...

This post was co-authored with Malak Elmessiry, Jessica Chuang, and Anayeli Huerta. According to UNESCO, more than half of the world population is bilingual or multilingual. At some point in life, ...