You're probably brushing your teeth wrong. Here's how to do it according to a woman on TikTok who's dubbed herself the "tooth fairy."
"And if you don't think you suck at brushing your teeth, you probably do because most people don't understand the basic concept of brushing their teeth," Dental hygienist @thetoothfairyispretty said.
"That's not your fault; that's your hygienist's fault for not explaining it to you," she continued.
According to her and her demonstration...