LEFT: Mia Dio, 19, went viral on TikTok in June after filming herself using a nail file to shave down her teeth. RIGHT: Aislinn Rendulic, 16, who posted her own teeth-filing video in August, has ...

Growing up, Skylar Geiger said that other kids called her “SpongeBob” because of the gaps between her teeth. “In real life and in social media I have been told that I was gorgeous until I smiled,” ...

With more and more people turning to TikTok as a primary source of health information, a variety of health-related trends and challenges have taken off in recent years. While some can be beneficial – ...