Overview. Stuttering — also called stammering or childhood-onset fluency disorder — is a speech disorder that involves frequent and significant problems with normal fluency and flow of speech. People who stutter know what they want to say, but have difficulty saying it.

What causes someone to stutter?

Researchers currently believe that stuttering is caused by a combination of factors, including genetics, language development, environment, as well as brain structure and function[1]. Working together, these factors can influence the speech of a person who stutters.

What do you call someone who stutters?

Stuttering, also called stammering, is a speech disorder where an individual repeats or prolongs words, syllables, or phrases. A person with a stutter (or stammer) may also stop during speech and make no sound for certain syllables.

What are the three types of stuttering?

The 3 types of stuttering are developmental stuttering, neurogenic stuttering, and psychogenic stuttering. The exact cause of stuttering is unknown. A speech-language pathologist diagnoses stuttering by evaluating your childs speech and language abilities.