Video Clip

The Three Classes of Tics

Published: Jun. 1, 2026Updated: Jun. 1, 2026

Dr. John Piacentini, Director of the UCLA Child OCD, Anxiety & Tic Disorders Program, breaks down the difference between provisional, persistent, and Tourette's disorder — and why it's far less scary than most people think. If you've ever been confused by the different types of tics, this one's for you.

To learn more about Tourette syndrome, check out our Tourette Syndrome 101 article.

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