Aphasia is a communication disorder that results from damage to the parts of the brain that contain language (typically in the left half of the brain). Aphasia may cause [...]

Dysarthria is a motor speech disorder. It results from impaired movement of the muscles used for speech production, including the lips, tongue, vocal folds, and/or diaphragm. The type and [...]

Apraxia of speech is a motor speech disorder. The messages from the brain to the mouth are disrupted, and the person cannot move his or her lips or tongue [...]

Dysphagia is the term used to describe when someone has difficulties swallowing. Some people have difficulties swallowing certain foods or fluids while others can't swallow at all. Signs of [...]