Baby Sticking Tongue In And Out Repeatedly? Put The Phone Down

Two in the morning. The baby monitor was casting this sickly blue glow across my nightstand. Anya was fast asleep, but her mouth was doing this rhythmic, reptilian flicker. Just a baby sticking tongue in and out repeatedly, tasting the dark, stagnant Chicago air. My husband was snoring next to me, blissfully unaware that I was three seconds away from calling my old pediatric charge nurse to ask if we needed an emergency neuro ask.

Listen, the gap between what you know medically and what you feel at two in the morning is basically the Grand Canyon.

Before I had my own kid, I'd see this exact behavior on the pediatric floor and think nothing of it. Just normal oral-motor development. Another day, another infant acting like a tiny lizard. But after I brought my own daughter home, complete amnesia set in. I suddenly believed every worst-case scenario the internet could vomit onto my phone screen. I was convinced it was Beckwith-Wiedemann syndrome or some severe hypotonia that I had somehow missed during my twelve-hour shifts.

It turns out that when it's your own kid, your brain just short-circuits.

What I used to believe versus the triage reality

If you walk into a pediatric ER with a kid whose tongue is wagging, you're going to sit in the waiting room for a very long time. In hospital triage, we look for things that are actually trying to end a life. A flickering tongue is usually just evidence of a functioning nervous system trying to figure out how muscles work.

My pediatrician, who has the patience of a saint, reminded me that newborns come with an extrusion reflex. It's basically Mother Nature's anti-choking policy. From what she explained over my frantic phone call, if anything touches their lips or the front of their mouth, the tongue automatically pushes outward. It seems like the nervous system is just hardwired to reject anything solid before their little digestive tracts can handle it.

This reflex is also how they latch onto a breast or a bottle. They shove that muscle out to find the food, to tell you they're hungry, or to push the nipple away when they're full. It's primitive communication, mostly because they don't have the vocabulary to tell you the milk is coming too fast, yaar.

The pacifier problem nobody wants to discuss

Pacifiers are a brilliant invention for the first few months of life. I used them. My friends used them. The nurses in the NICU hand them out like candy. They tap into that suckling reflex and buy you exactly enough silence to heat up your lukewarm coffee.

But then we let them keep the plastic plug way too long. When a baby has a pacifier in their mouth twenty hours a day, their tongue has to sit in this low, forward position just to accommodate the thing. The natural extrusion reflex, which is supposed to fade away around four to six months, ends up sticking around because the tongue is basically being trained to constantly push against a barrier.

I've seen a thousand of these older toddlers come into the clinic with open bites and lisps because their tongue never learned how to rest on the roof of their mouth. The parents are always shocked when the speech-language pathologist points it out, but the writing was on the wall the whole time. You just end up trading temporary quiet for years of orthodontic bills.

Teething and other temporary miseries

They also just shove their tongue out because their gums hurt from teething and they're looking for some kind of counter-pressure, which is a miserable phase you just have to survive.

Dressing the constant drooler

When the tongue comes out, the saliva follows. It's a universal rule of infant physics. Your kid is going to soak through three outfits a day during this sensory exploration phase.

Listen, my favorite defense mechanism against the endless drool is the Organic Baby Romper Henley Button Long Sleeve Jumpsuit. I love this thing mostly because of the neckline. When a shirt is saturated with spit-up and saliva, the absolute last thing you want to do is drag that wet, cold fabric over your baby's face. The henley buttons mean I can pull it down over her shoulders instead. The fabric has just enough stretch that I'm not wrestling a tiny, angry octopus, and the organic cotton actually absorbs the mess instead of just letting it slide onto my lap. It's soft, it holds up to a ridiculous amount of hot water in the wash, and it makes my life marginally easier.

Then there's the Organic Baby Romper Short Sleeve Summer Suit. It's fine. The raglan sleeves are a nice touch for mobility, but honestly, it's just a basic summer piece. It gets the job done when Chicago decides to be ninety-five degrees and suffocatingly humid, but I don't reach for it the way I reach for the henley.

If you're trying to piece together outfits that won't get ruined by the constant moisture, the Retro Ringer Tee is actually pretty great for layering. The ribbed cotton handles the wetness without looking instantly tragic.

If you're tired of throwing away stained basics, you can browse our organic baby clothes for things that seriously survive the oral fixation phase.

When to seriously treat this like a problem

Most of the time, the tongue thing is just a parlor trick. Around six months, they figure out that if they stick their tongue out, you'll probably laugh. So they do it again. It's turn-taking. It's the beginning of social manipulation, beta.

But the nurse in me has to tell you when to seriously pay attention. The red flags are pretty specific. If the tongue hangs out of the mouth constantly while the baby is dead asleep or just resting quietly, that's when my ears perk up. It could point to low muscle tone, or maybe the tongue is just unusually large for their jaw size. You don't need to panic, but you do need to bring it up at the next pediatrician visit.

Breathing is the other big one. If they're sticking their tongue out because their mouth is hanging open trying to suck in air, that's an airway issue. Congestion, allergies, enlarged adenoids. Babies are obligate nose breathers at first, so if they're breathing through their mouth like a pug, something is blocking the nasal passage.

And feeding. If you're introducing puree or oatmeal and they're gagging on every single bite, clicking while nursing, or just physically incapable of keeping milk in their mouth, that points to an anatomical hurdle. A tongue-tie can keep the tongue from moving up, so it only moves out. Instead of wildly diagnosing your kid in a Facebook group and trying to fix their latch with random internet hacks, maybe just let a lactation consultant or a speech therapist take a look.

Get a few sturdy basics like the Henley Jumpsuit to handle the mess before you fall down another midnight WebMD rabbit hole.

Frequently asked questions from the trenches

Why does my baby stick their tongue out when I talk to them?

Because they're mimicking you. They watch your face obsessively. When you talk, your mouth moves, and they're just trying to join the conversation with the only facial muscle they really know how to control right now. It's their version of small talk.

Is this tongue thrust a sign they're ready for solid foods?

Honestly, it's the exact opposite. If you put a spoon to their lips and the tongue violently ejects it, their body is literally telling you the kitchen is closed. The extrusion reflex has to fade before they can safely swallow solids. My pediatrician told me to just wait a week and try again when Anya did this with her first taste of avocado.

Should I pull the pacifier away if they keep doing this?

Not if they're a newborn. Let them have the comfort. But if they're approaching a year old and still using their tongue like a battering ram against a plastic nipple all day, yeah, it might be time to start rationing the binky. Don't rip it away cold turkey, but maybe keep it just for sleep so their mouth gets a chance to figure out its natural resting state.

When does this whole phase stop?

The involuntary reflex part usually packs its bags around four to six months. The deliberate, playful sticking out of the tongue usually tapers off once they learn better party tricks, like waving or aggressively throwing their cup on the floor.

Could this mean my baby has a tongue tie?

Usually, a tongue-tied baby has trouble sticking their tongue out very far past their lower lip because the frenulum is anchoring it down. But sometimes they compensate by thrusting it forward awkwardly. If nursing is agonizing for you, or they're clicking and swallowing a ton of air, a tongue-tie is a solid guess. Have someone who really knows what they're looking at examine the mouth.