Mom Brain is Real: How Becoming a Parent Changes the Way You Think

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Maiya Johnson
Written by , Creative Copywriter at Napper

Your brain may never be the same—and that’s extraordinary. In the whirlwind of early postpartum days, science shows your brain is actually adapting in powerful ways, even in the midst of sleep deprivation. You’ve stepped into the world of postpartum mixups, where everyday words vanish like socks in the dryer. Welcome to the brilliant chaos of what we lovingly call “mom brain” (and yes, dad brain is real too).

Your brain on baby

For years, “mom brain” has been the punchline to jokes. Picture the scattered, forgetful mom who puts milk in the pantry and her phone in the fridge. But what if those foggy moments are only one side of a much larger story?

A recent study explored how areas in the brain responsible for language and multitasking temporarily shrink in early parenthood. In their place, new regions take priority: emotional regulation, facial recognition, and baby-focused attention. These days, your brain is actively choosing connection over articulation.

You may forget the word “thermometer,” but you instinctively know your baby’s cry means they’re too warm. That’s not forgetfulness. That’s your brain protecting its energy and focusing on caregiving functions over everything else.

"Mom brain" in action

Below are examples from real parents who, like you, forgot everyday words and experienced parenting mixups by:

  • Forgetting that they're cooking dinner...in the middle of cooking dinner

  • Making coffee without coffee (Mmm, hot water!)

  • Constantly introducing themselves as their baby's name

It’s funny but also profoundly telling. These moments reveal a brain that’s flexible, inventive, and fiercely focused on baby care.

A Mental Sorting Hat

Think of this phase as having your very own magical Sorting Hat. In becoming a parent, your brain is conserving its resources, and right now, your mind is in no state to put trivia or small talk first.

When your sleep is disrupted (by night feedings, colic, teething), your brain has to make choices. So, it’s devoting energy to prioritize things like:

  • Interpreting your baby's different cries

  • Remembering the last time they ate

  • Knowing what toy makes them stop crying instantly

  • Spotting danger faster than you could before (yes, those reflexes are real)

This is evolution at work. In other words, you might forget your keys, but you'll never forget how your baby likes their bottle warmed.

Practical tips for tired parents

Your brain is in survival mode. The best approach is not to fight the fog, but to support your brain. Here’s how:

1. Use what works.

Voice memos, sticky notes, reminder apps: use all the tools. Forget pride. Embrace systems.

2. Let yourself off the hook.

Your brain is not malfunctioning. It’s multitasking on expert mode. Give yourself grace.

3. Loop in your support system.

Let your partner know when you’re blanking on words. Make it a game. Turn it into charades. Laugh often.

4. Make peace with the blur.

Instead of resisting the fog, accept it as temporary and meaningful. Document the funny moments. “Mouth shovel” for “spoon” might just become family lore.

It’s okay to laugh

Forgetfulness is frustrating, but it’s also deeply human...and kind of hilarious. Start documenting your funniest word blunders and sharing your finest moments.

You’re building a future family dictionary of pure parenting gold. Plus sharing these incidents with other parents not only validates your own experience but also adds humor to the hard parts.

Building cognitive superpowers

What looks like forgetfulness from the outside is actually a brain rewiring for new kinds of intelligence. During this time, many parents experience:

  • Heightened intuition: You can sense what your baby needs before they cry.

  • Emotional intelligence: You’re more empathetic, sensitive, and responsive than ever.

  • Situational awareness: Your reflexes are faster, your reaction time is sharper. (Your Spidey senses are tingling!)

  • Creative problem-solving: Forget words? You invent brilliant, weirdly accurate alternatives.

You’re not in decline. You’re just in reboot mode. While you might mix up names, you’ll always know which blanket your baby loves best.

When to worry and when to laugh

Brain fog is normal, but it’s still important to check in with yourself.

What’s normal

  • Using incorrect or creative words like “sippy drawer” or “food circle”

  • Forgetting where you left your coffee five times before lunch

  • Repeating phrases or switching baby and pet names

What’s worth checking in about

  • Difficulty focusing on conversations

  • Feeling persistently overwhelmed or anxious about forgetfulness

  • Forgetting how to use common tools like the microwave or TV remote

When it’s time to call your provider

  • Getting lost in familiar places

  • Forgetting people you see regularly

  • Memory lapses interfering with your ability to care for your child

Brain fog typically improves with rest and routine, but support is always available if you need it. If you're concerned, be sure to talk to your healthcare provider.

The temporary nature of brain fog

The temporary loss of verbal sharpness isn’t a regression. It’s a transformation. And when sleep returns and stress eases, your memory will rebound.

You’re currently adapting to a temporary life season that demands almost everything from you—physically, emotionally, and mentally. Luckily, your brain is malleable, meaning it's capable of reshaping, healing, and growing stronger.

So if today you forget your own name but remember the exact bounce rhythm that puts your baby to sleep? That’s not a loss. That’s love, translated into your brain's new operating system.

The emotional side of "mom brain"

What feels like failure is actually resilience. You’re functioning through intense fatigue, constant interruptions, and nonstop caregiving. And you’re still making it work.

This isn’t about lowering your standards. It’s about redefining success during an intense stage of life.

Success might look like:

  • Remembering your kid’s lunch but forgetting your own

  • Making it to the grocery store without your list (and improvising like a boss)

  • Using made-up words but still getting the job done

Parenting on a tired brain is heroic. Even when it looks like word salad.

Reframing the story

It helps to reframe what feels like a loss into something worth celebrating. You’re not losing words. You’re gaining perspective, priorities, and power.

The bright side of "mom brain"

  1. Your brain is prioritizing survival over small talk.

  2. You’ve become fluent in pantomime.

  3. You’re learning to connect in new, creative ways.

  4. You’re proving just how adaptable and resilient the human brain really is.

And when it’s all over, you’ll have the best dinner party stories of all time.

When in doubt

Remember that you’re not broken, and you’re not alone. You’re just tired. And incredibly smart in the weirdest, funniest ways.

So, keep track of your best word substitutions. Let your partner laugh with you. Tell your future self how strong and hilarious you were.

And trust that your brain knows what it’s doing, even when it forgets what “spoon” is. Because honestly? Calling it a “mouth shovel” might be funnier anyway.

1. Pritschet L, Taylor CM, Cossio D, et al. Neuroanatomical changes observed over the course of a human pregnancy. Nat Neurosci. 2024;27:2253–60., https://doi.org/10.1038/s41593-024-01741-0

2. Henry J, Sherwin B. Hormones and cognitive functioning during late pregnancy and postpartum: a longitudinal study. Behav Neurosci. 2012;126(1):73–85., https://doi.org/10.1037/a0025540

3. Orchard ER, Rutherford HJV, Holmes AJ, Jamadar SD. Matrescence: lifetime impact of motherhood on cognition and the brain. Trends Cogn Sci. 2023;27(3):302–16., https://doi.org/10.1016/j.tics.2022.12.002