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Seven Things Toddlers Do When Potty Training Stalls — and the One Cause Behind All of Them

Refusing the potty. Hiding behind the couch to poop. A diaper that stays dry for two hours and gets soaked the second it goes back on. Most parents read these as separate problems, or as a phase. Line them up and they point at one thing — and it isn’t behavior.

Toddler with a parent
Most of these behaviors get read as defiance. Almost none of them are.

What to know

  • Seven behaviors that look unrelated usually trace back to one thing: she can’t feel what her body is doing.
  • A modern diaper is engineered to pull wetness off the skin in seconds. That’s the feature you paid for — and it’s what deletes the signal she learns from.
  • Two of the seven can point at something medical instead. We’ll tell you which two.
  • What actually changes it, and roughly how long it takes.

Ask a room of parents what potty training looks like when it isn’t working, and you get the same list every time. She won’t sit on it. She runs when it comes out. She disappears behind the couch to poop. She pees mid-play and doesn’t even glance down.

Everyone treats these as separate problems. A stubbornness problem, a fear problem, a timing problem. So parents try a sticker chart for one, a new potty for another, a bribe for the third.

Put them side by side and something else shows up. They aren’t seven problems. They’re seven views of the same one.

Start with your own list.

Check what applies

The seven signs

Tap the ones you recognize. Nothing is stored or sent anywhere — it just adds up for you.

0 of 7

Tap any that sound like your house.

They look like seven problems. They’re one.

Here’s what each of those behaviors is usually read as, and what it usually is.

She hides to poop

Looks likeDeliberate avoidance. She knows and she’s choosing not to tell you.

Usually isShe’s worked out that it’s private. She hasn’t worked out that it’s coming.

She pees mid-play and doesn’t notice

Looks likeShe’s too distracted to care.

Usually isThere was nothing to notice. It was gone before she could feel it.

Dry for two hours, soaked the second it’s back on

Looks likeSpite, or terrible timing.

Usually isShe can hold it — that part works. She just doesn’t know the potty is where it goes.

She won’t sit, and runs when it comes out

Looks likeFear of the potty, or plain stubbornness.

Usually isYou’re asking her to act on a feeling she has never once felt. Sitting there is pointless from where she stands.

Read them that way and the pattern is obvious. Every one of these is a child who can hold it, who understands privacy, who understands the toilet — and who is missing one piece of information.

She isn’t being difficult. She’s being asked to answer a question she never heard.

There’s a name going around for this pattern: delayed potty training. It isn’t a medical diagnosis and nobody should be labeling your child. But as a description of what’s happening, it’s a fair one. The training isn’t failing. It hasn’t started yet, because the part that comes first never happened.

What she’s actually missing

Learning to use the potty isn’t one skill. It’s a loop, and it runs four steps.

Step 1 Her body signals

A full bladder sends a message. This part works fine, and always has.

Step 2 She goes

No warning, no pause. She hasn’t learned to read step 1 yet.

Step 3 — missing She feels it happen

Gone in about two seconds. The diaper is built to make sure of it.

Step 4 Her brain links the two

It can’t. There’s nothing to link the signal to.

Steps 1, 2 and 4 are all working. The loop breaks in one place — and it’s the one place nobody thinks to look.

That third step is the whole thing. A child learns her body the same way she learned her hands: she does something, something happens, and after enough repeats the two get wired together. Take away “something happens” and the wiring never forms.

Which is exactly what a modern diaper is designed to do. The gel core pulls wetness off her skin almost instantly. She stays comfortable and keeps playing. That is the feature. It’s what you paid for, and with a newborn it’s precisely what you want.

But she’s not a newborn anymore. And every single time she goes, the lesson gets deleted before she can read it.

Chances to learn, per year
2,900
A toddler pees roughly eight times a day. That’s about 2,900 chances a year for her body to teach her something — and in a modern diaper, close to none of them land.

So when people say she’ll do it when she’s ready, they’re right about one thing and wrong about another.

Why “wait until she’s ready” can wait forever

Ready isn’t a birthday. Ask anyone what it looks like and you get the same answers: she notices she’s gone, she tells you after, then one day she tells you before.

Every one of those is step 3. They’re signs that the loop closed.

So waiting for her to seem ready means waiting for a signal that’s being switched off around 2,900 times a year. You can wait a very long time for that. Plenty of families do.

Readiness isn’t something she grows into. It’s something she gets told — by her own body.

Toddler noticing she is wet
The first time she stops and looks down is the whole thing. It looks like nothing.

First: two of those signs can mean something else

Before going further, this part matters more than anything we could sell you.

Hiding to poop, and screaming when the diaper comes off, are the two on the list that sometimes point somewhere different. If she strains, goes several days between poops, passes hard or very large stools, or you’ve seen a streak of blood on the wipe, that can be constipation, stool withholding, or a small tear that makes going hurt. A child who expects pain will hide, hold, and fight the changing mat — and no underwear on earth fixes that.

Same goes for a sudden reversal in a child who had it and lost it, and for pain or burning when she pees. Those are worth a call to your pediatrician, not a new product.

If none of that sounds like your house, read on.

Why disposables don’t help

This is the part most parents get caught by, and it isn’t their fault. A disposable looks like the step between diapers and underwear. It’s shaped like underwear, it’s sold beside the training books, and she can pull it up herself.

But inside, it’s the same gel core doing the same job. Step 3 is still deleted. You’ve changed the packaging around the exact thing that’s holding her back.

Feature
Diaper
Disposable
She feels it when she goes
No
No
Yes
Cotton against her skin
No
No
Yes
She can pull them up herself
No
Yes
Yes
Accident stays off your floor
Yes
Yes
Yes
Moves her toward being done
No
No
Yes

A disposable solves the pulling-up. It doesn’t solve the feeling, which is the part she’s stuck on.

What actually closes the loop

The fix is almost annoyingly simple: put something against her skin that doesn’t take the feeling away, and that still catches the accident.

That’s the whole idea behind UpAiry training underwear. Three layers, each with one job.

↑  AGAINST YOUR CHILD’S SKIN 1 Cotton inner — step 3 finally happens She feels it. That feeling is the lesson. felt 2 Absorbent core — holds the accident So a miss is a moment, not a cleanup. 3 Waterproof outer — dry to the touch Car seats, daycare mats and couches survive. ↓  YOUR COUCH STAYS DRY
The cotton layer is the whole point. Everything under it is there so you can live with the cotton layer.
  • No gel against her skin — nothing engineered to hide what just happened.
  • She pulls them up and down herself — so going to the potty is something she can do, not something you do to her.
  • Tested free of PFAS — with the documentation to show for it, which is worth asking any brand for.
  • Washable and reusable — no packet every week. Sizes from 12 months up.

Mentioned in this article

UpAiry training underwear — cotton inner, absorbent core, waterproof outer.

See sizes and prints →

What the first few weeks look like

Nothing about this is instant, and any page that promises you three days is lying. What parents describe instead is an order of events. The dates move around. The order doesn’t.

  1. Days 1–3: more accidents, not fewer Two or three a day, caught by the underwear. This is the part that makes you wonder if you’ve made things worse. You haven’t — she’s getting information she’s never had.
  2. The first time she notices She stops mid-play, looks down, and tells you. Usually in one word. That’s step 3 arriving for the first time, and everything else is built on it.
  3. Then she tells you after She comes and finds you instead of carrying on. Accidents haven’t dropped yet. Awareness has.
  4. Then she tells you before Near misses first, then real ones. This is the point where the potty stops being your idea and starts being hers.
Toddler pulling up her training underwear
The signs everyone told you to wait for tend to show up within a couple of weeks of her being able to feel anything.

Nights are a separate thing entirely

Staying dry overnight runs on a hormone, not on training, and it arrives when it arrives — often months or years after daytime. Keep the diaper on at night for as long as she needs it. None of this is about that.

What changes at home

Ask parents what actually changed and almost nobody leads with the potty. They talk about the fighting stopping.

No more chasing her with a plastic seat. No more negotiating at the changing mat. No more bribing a child to sit somewhere she has no reason to sit. She starts telling you things, and you start responding, and it turns into something you’re doing together instead of something you’re doing to her.

That’s the part nobody puts in an ad, and it’s the part most parents say they’d have paid for.

Not a small experiment

UpAiry has sold over a million pairs in about two years, with thousands of reviews from parents who’d already tried the charts, the bribes and the three-day method.

★★★★★
Verified buyer

“She used to run from the potty. Two weeks in she started telling me she was wet, and last week she told me before. I genuinely thought she just wasn’t ready.”

★★★★★
Verified buyer

“Day 3 and my son has had two accidents in them so far — and he’s also going on the potty.”

★★★★★
Verified buyer

“The hiding-behind-the-couch thing stopped. That alone was worth it.”

Where to get it

UpAiry sells direct. Six pairs is what most parents need for the first couple of weeks — enough for a few accidents a day plus a wash cycle, without doing laundry every night.

The product mentioned in this article

UpAiry training underwear multi-pack

UpAiry Training Underwear

Cotton inner, absorbent core, waterproof outer. Machine washable, sold in multi-packs, sizes from 12 months up.

Current offer: up to 6 pairs free on multi-packs.

Check sizes and availability

75-day returns · Free US shipping · Over 1,000,000 pairs sold

If you ticked four or more

It almost certainly isn’t stubbornness, and it almost certainly isn’t you. It’s a loop with one step missing — and that step is the only one you can actually hand back to her.

See sizes and prints →

75-day returns. If it isn’t the right fit, you send them back.

Parents usually ask

Maybe. But the signs of readiness everyone tells you to wait for — noticing, telling you after, telling you before — all depend on her being able to feel it in the first place. If she can hold it for a couple of hours, the holding part already works. That’s usually the piece people mistake for not being ready.

They look like the middle step but they work like a diaper. Same gel core, same job: pull the wetness off her skin so she stays comfortable. She can pull them up herself, which is genuinely useful, but the feeling she needs is still being taken away.

No. She notices, she tells you, and you change her — usually within a minute or two. The absorbent layer is there to buy you those minutes and keep it off the floor, not to keep her sitting in it.

Let her pick the print, and put them on in the morning before the day gets going rather than mid-standoff. Most refusal at this stage is about being handled, not about the underwear. A child who chose her own pair generally wants to keep them on.

Days one to three are the messy part. Most parents describe the first “I’m wet” inside the first week or two, and telling-you-before somewhere in the weeks after that. Some children take a couple of weeks and some take a couple of months. You get 75 days precisely because it isn’t instant.

No. Night dryness is a hormone thing and arrives on its own schedule. Keep the diaper on at night for as long as she needs it.

Six makes the first two weeks livable — enough for a few accidents a day plus a wash cycle. Fewer than that and you’ll end up back in diapers because the clean ones are in the machine.

Then you don’t pay. Every order is covered by a 75-day risk-free guarantee. It’s really there for week one, when the laundry is up and you’re wondering whether this was a good idea.

Emily Carter
Written by

Emily Carter

Emily Carter writes about early childhood and family health. This article is sponsored content produced on behalf of UpAiry.

© 2026 The Family Dispatch. All rights reserved.

Advertisement. This page is a paid advertorial for UpAiry. “Delayed potty training” is used here as a plain-language description of a common pattern, not as a clinical diagnosis. The checklist is not a diagnostic tool and no answers are recorded.

Individual results vary. UpAiry training underwear is clothing and a training aid — not a medical device, a treatment, or a substitute for guidance from your pediatrician. Guarantee terms apply — see checkout for details.

UpAiry Training Underwear Mentioned in this article · 75-day returns
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