Medically reviewed by Nicholas R. Metrus, MD Key Takeaways Dysarthria and anarthria are speech disorders caused by brain damage affecting the muscles that control speech.Conditions such as stroke, ...

The hypoglossal nerve is one of the 12 cranial nerves arising from the brain. It's a paired nerve, and you have two — left and right. Together, the two hypoglossal nerves control the muscles of the ...

Standard MRI scans of a person’s tongue could assist in the early detection and ongoing monitoring of Motor Neurone Disease (MND). Research led by Dr Thomas Shaw from The University of Queensland’s ...