“I just found out what gleeking is on TikTok and wow keep that s*** to yourself, I don’t wanna see that,” comments a third.
Gleeking began trending on TikTok after a doctor insisted that while you may not be able to at first, you can train yourself to gleek on command.
In a viral video, @therealtiktokdoc claims: “35 percent of the population can do it but only one percent can do it on command.”

Before diving into gleeking, let’s break down why it happens.
There are three major salivary glands: the parotid glands (in front of and below your ears), sublingual glands (right below your tongue), and submandibular glands (below your jaw).