Did she stick her tongue out? Have you ever stopped to wonder why people do this? It’s not just children who do this.

Putting the tongue out in front of you or clamping it between your lips might help block out sensory input so your brain can focus better on the job at hand. Research that shows the tongue’s ...

A doctor may order a blood test to rule out infections such as syphilis ... which can result in blisters on the tongue and around the mouth. Herpes simplex virus type 1 (HSV-1) can cause oral ...

"When it's tethered, the upper lip, everyone has a connective tissue ... even adults who are tongue-tied can't stick their tongue out past the gumline. Those are very visible," she says.

They typically occur outside of the mouth on and around the lips, but it is possible for them to occur on your tongue ... have your dentist check it out. They may perform a biopsy if they suspect ...