Tic disorders refer to kind of disorders which are characterized by sudden, repetitive, nonrhythmic Motor movements or phonic productions, such as eye blinking, facial grimacing, thro
at clearing, and grunting or other sounds.
Other /More definition:
tic disorders refer to disorders characterized by sudden, repetitive, nonrhythmic motor movements or phonic productions, such as eye blinking, facial grimacing, throat clearing, and grunting or other sounds.