Tags: Disease.
Stuttering (/ˈstʌtərɪŋ/; alalia syllabaris) also known as stammering (/ˈstæmərɪŋ/; alalia literalis or anarthria literalis) is a speech disorder in which the flow of speech is disrupted by involuntary repetitions and prolongations of sounds syllables words or phrases as well as involuntary silent pauses or blocks in which the person who stutters is unable to produce sounds.