Tourette symptoms start in childhood. Tics usually start between the ages of 2-15. Tourette Syndrome Tics There are two types of tics associated with Tourette syndrome: Motor tics Vocal tics Motor ...

Simple motor tics are quick (milliseconds) and can include eye blinking, facial grimaces, repetitive and rapid shoulder shrugging, repetitive touching, or straightening the arms or legs.

Simple tics are brief, repetitive movements that involve a limited number of muscles. These may include eye blinking, head or shoulder jerks, facial grimacing and more.

There are many types of tics. Tics such as eyeblinks, alone, are called simple tics. Tics that involve several different muscle groups in rapid succession are sometimes called complex tics.

"In Tourette's we often see tics start earlier in life in childhood before the age of 10, for example, and they usually are very simple tics. Initially, they become more complex over time.