Speech therapy is the assessment and treatment of communication problems and speech disorders.A speech-language pathologist, also known as a speech therapist, is a health professional who diagnoses and treats communication of People with the training to present the speech therapy techniques are known as speech therapists, or speech-language pathologists. Disorders in speech may occur due to many factors. These include birth defects like cleft palate, or traumatic accident/stroke/certain kinds of cancers, mental retardation, hearing loss and many more.

A variety of approaches done by during sessions depending on the nature and amount of the disorder. The major kinds of therapy are articulation therapy, oral motor therapy and language intervention. As a part of these therapies, the techniques may include physical exercises to strengthen the muscles used in speech (oral-motor work), speech drills to improve clarity and remould speech patterns, or sound production practice to improve articulation.