Teenage girls across the globe have been showing up at doctors’ offices with tics—physical jerking movements and verbal outbursts—since the start of the pandemic.
Movement-disorder doctors were stumped at first. Girls with tics are rare, and these teens had an unusually high number of them, which had developed suddenly. After months of studying the patients and consulting with one another, experts at top pediatric hospitals in the U.S., Canada, Australia and the U.K. discovered that most of the girls had something in common: TikTok.
According to a spate of recent medical journal articles, doctors say the girls had been watching videos of TikTok influencers who said they had Tourette syndrome, a nervous-system disorder that causes people to make repetitive, involuntary movements or sounds. Read more…