Spasmodic dysphonia (SD) is a neurological disorder caused by dystonia (abnormal sustained muscle contraction) of the vocal cords, hence also referred to as “laryngeal dystonia”. Depending on the ...

A new study explains how a parakeet's brain helps it to mimic human words. By recording for the first time the brain activity ...

Medically reviewed by Smita Patel, DO Dysarthria and anarthria are diagnoses of speech disorders with anarthria being a ...