It is a disorder identified by repetitive, sudden, and involuntary movements or noises called tics. These will usually appear in childhood, and their severity varies In most cases, tics become milder and less frequent as we grow up.
There are two types of this syndrome. The first one is called motor tics. Uncontrolled body moments like blinking of eyes, shoulder moment, nose twisting or lips twisting are the indication of this syndrome. There are some other complex motor tics like jumping, kicking, hopping and dancing.
The second one is Vocal or phonic tics. These are fewer than motor tics. In this also we come across simple and complex varieties. These will appear only after motor tics. Repeating the words of others, repeating their own words and usage of obscene language frequently are comes under complex vocal tics. Simple vocal tics include grunting, sniffing and throat clearing.