My nine-year-old’s record for clearing her throat is 33 times in one minute. I counted. It’s a noise so distracting sometimes you can’t really do anything else but count how many times it happens.

Motor tics are spasmodic contractions of muscles, which typically involve the face and are habitual. Examples include squinting the eyes, grimacing, or even turning the head. Sometimes motor tics ...

Tics take the form of abnormal, repetitive, and unintentional movements or vocalizations that do not follow any rhythm or pattern. Provisional tic disorder, previously known as transient tic disorder, ...

"The results show that there's an impressive amount of benefit in motor and vocal tics from deep brain stimulation," author Michael S. Okun, MD, Adelaide Lackner Professor and Chair of Neurology, ...

The National Institutes of Health (NIH) has awarded a multi-site grant to Yale, Harvard University and Wilford Hall Medical Center in San Antonio, Texas, to evaluate the Comprehensive Behavioral ...