Lee Silverman voice treatment (original) (raw)

The Lee Silverman Voice Treatment – LOUD (LSVT LOUD) is a treatment for speech disorders associated with Parkinson's disease (PD). It focuses on increasing vocal loudness and is delivered by a speech therapist in sixteen one-hour sessions spread over four weeks. A derivative of this treatment, known as LSVT BIG, is used in treating movement aspects of Parkinson's disease.