Picture day is Thursday.

The good shirt is in the laundry. The form needs to be signed. The other kid has a dentist appointment that will need rescheduling because it clashes with the thing nobody else remembers is happening on Thursday.

Also: the dog is almost out of food. Somebody’s birthday party is Saturday and there is no gift. The renewal notice for something important is sitting under a pile of art projects.

You know all of this. You did not write any of it down. It’s simply… in there.

Running in the background like 47 browser tabs, slowly draining your battery.

That, in a sentence, is the mental load.

What the mental load actually is

“Mental load” gets used loosely online, so it helps to know where the idea comes from in research.

In a 2019 study published in the American Sociological Review, sociologist Allison Daminger, then a doctoral researcher at Harvard, drew on 70 interviews with members of 35 couples and described a category of housework she called cognitive labour: the thinking work of running a household, separate from the physical doing.

She broke it into four stages:

• Anticipating needs (the kids will need winter boots soon)
• Identifying options to meet them (which stores, which sizes, what budget)
• Deciding among those options
• Monitoring whether it actually happened (did anyone buy the boots?)

In Daminger’s sample, women did more cognitive labour overall — particularly the anticipating and monitoring. Decision-making was shared roughly equally.

Which means a familiar household pattern: one person notices the problem, researches it, tees it up, and then asks the other person what they think. The other person picks an option and feels like an equal partner.

And technically, at the decision stage, they were.

Later research has expanded on the idea. A 2022 paper in Community, Work & Family by Dean, Churchill and Ruppanner described the mental load as the combination of cognitive labour and emotional labour — the planning and organizing, plus the worry and stress attached to it — and set out how that combination overloads women and mothers.

Why it’s so exhausting (even when you’re “not doing anything”)

The mental load is mostly invisible. Daminger described cognitive labour as taxing but often invisible, both to the people doing it and to their partners — and a frequent source of conflict for couples.

You can’t point to it the way you point to a clean kitchen. There’s no finished product. There’s just the absence of disaster — which nobody notices, because the disaster didn’t happen.

A 2019 study in the journal Sex Roles, led by Lucia Ciciolla and Suniya Luthar, surveyed 393 American mothers of children under 18 who were married or partnered, most of them highly educated. Almost nine in ten said they were solely responsible for organizing the family’s schedule. Nearly eight in ten said they were the one who knew the children’s teachers and school administrators. About two-thirds said they were the parent primarily attentive to their children’s emotional needs.

The researchers found that feeling responsible for this kind of child-focused invisible labour was associated with feelings of emptiness and lower satisfaction with life and with their partner. (It’s a survey, so it shows links, not cause and effect.)

Worth noting: that sample skewed middle-to-upper class and highly educated, so it doesn’t speak for every family. But it lines up with what many women describe.

Canadian data adds to the picture on the physical side. Statistics Canada’s 2022 Time Use Survey found that mothers spent an average of 7.5 hours a day caring for their children, compared with 4.9 hours for fathers. And among parents in different-gender couples, 64% of fathers reported sharing at least half of childcare tasks equally — compared with just 46% of mothers.

Same households. Different perceptions. That gap alone could launch a thousand kitchen arguments.

If you’re constantly exhausted and can’t figure out why, the mental load may be part of the answer. (It’s not the only possibility — we cover the medical side in Why You’re Tired Even When You’re Doing Everything “Right”.)

Step one: get it out of your head

You cannot share what only exists in your brain.

That’s the first, slightly painful truth. As long as the family calendar lives in your head, you are the calendar. Nobody else can check it.

So before any big conversation, do a brain dump. Write down everything you track for the household, including the stuff that feels too small to count:

• Appointments (medical, dental, vision, orthodontic, vet)
• School stuff: forms, fees, picture day, pizza lunch, PD days, report cards
• Activities: registration dates, schedules, gear, carpools
• Birthdays, gifts and thank-you notes
• Household supplies, meals, groceries
• Bills, renewals, subscriptions, insurance
• Seasonal clothes and outgrown sizes
• Relatives — including, for many women, ageing parents
• The emotional stuff: the friendship drama, the anxious kid, the teacher you need to email

Many people find the list itself is the revelation. It is usually much longer than anyone in the house realized. Including you.

Step two: make one shared system (not five)

A shared digital calendar that every adult can see and edit is the obvious starting point. The specific app matters much less than two rules:

• If it’s not in the calendar, it doesn’t exist. That applies to everyone, not just you.
• Everyone adds their own stuff. If your partner books a work trip, they enter it. If an invite arrives in their inbox, they log it.

A shared running list for groceries and household supplies works on the same principle. Whoever uses the last of something adds it. Not “tells you.” Adds it.

Some families also use AI tools to turn a messy pile of school emails into a list, or draft a weekly plan. That can help, as long as you’re careful about what personal information goes in. We cover the practical side in What AI Is Actually Useful for in Real Life Right Now.

But a tool is not a solution on its own. A beautifully colour-coded calendar maintained by one person is still one person’s mental load. It’s just prettier.

Step three: hand over whole jobs, not tasks

This is where most attempts at sharing go sideways.

“Can you pick up the birthday gift?” is a task. You still did the anticipating (there’s a party), the identifying (what does this kid like?) and the monitoring (did it get bought?). Your partner did the errand.

Using Daminger’s four stages as a guide, try handing over the whole thing — anticipating through monitoring.

So instead of “pick up a gift,” it becomes: “Kids’ birthday parties are yours now.” That means watching for invitations, RSVPing, choosing gifts, buying them, putting the party in the calendar, and making sure the kid gets there.

Some domains that tend to work well as whole jobs:

• One child’s extracurriculars, start to finish
• All medical and dental appointments
• School communications for one kid
• Meal planning and groceries on certain days
• Car maintenance, insurance and renewals

Tasks can be split by interest, schedule or skill. The point isn’t a perfect 50/50 spreadsheet. It’s that every domain has one clear owner who holds the whole thing in their head — so you don’t have to.

Step four: let go of how they do it

Here’s the part nobody loves.

If you hand over a job, you have to let it be done their way. The lunch may be less balanced. The gift may come in a bag instead of wrapping. The permission slip may be signed on the day it’s due rather than three days early.

Unless it’s a genuine safety or health issue, the trade is worth considering: a slightly different standard in exchange for real space in your brain.

Re-checking their work quietly puts the monitoring stage straight back on your plate.

Step five: a short weekly check-in

Ten or fifteen minutes, once a week, with the calendar open. What’s coming up? Who owns what? What’s falling through the cracks?

It’s not romantic. It is, however, much more pleasant than discovering at 9:40 p.m. that something important is due tomorrow.

Older kids and teens can join too, especially for their own schedules. Learning to track their own appointments and deadlines is a useful life skill, and every item they own is one fewer item you carry.

A note for every kind of family

Much of the research on the mental load focuses on different-gender couples. But the load exists everywhere: in same-sex couples, co-parenting arrangements across two houses, multigenerational homes, and single-parent households where there’s no second adult to hand anything to.

If you’re parenting solo, the “share it” advice can feel like a joke. The first two steps still help — getting it out of your head, and one system — and so can leaning on whatever village you have: a co-parent’s calendar, a friend who trades carpools, grandparents, older kids taking small domains.

And if the load has quietly crowded out who you are outside of all of this, you’re not alone in that either. We wrote about it in I Love My Kids. I Also Miss My Old Life.

Get It Out of Your Head

• Amazon Basics Magnetic Dry-Erase Calendar Whiteboard Set, 3-Pack — A month-at-a-glance on the fridge is a handy mirror of the shared calendar for the weekly check-in, as long as everyone writes on it. Shop on Amazon
• Magnetic Shopping List Pad for Fridge, 3-Pack — Whoever uses the last of something adds it to the list, and a pad on the fridge makes that rule easy to follow. Shop on Amazon

Muddy Finds may include affiliate links. As an Amazon Associate, Muddy Stilettos earns from qualifying purchases, at no extra cost to you.

The Mom One’s take

The mental load isn’t solved by a better planner.

It’s solved when someone else in the house starts noticing things before you do.

That won’t happen overnight. It may involve a few dropped balls, some awkward conversations and a very deliberate effort not to say, “I’ll just do it.”

But here’s the thing. You are not the family’s operating system. You’re a person. You deserve a brain with a few tabs closed.

Start with the list. Then hand over one whole job.

Then — and this is the hard part — let them actually do it.

Find more honest conversations about family life at The Muddy Family Desk.

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ABOUT THE MUDDY FAMILY DESK

The Muddy Family Desk covers the real work of family life — parenting, partnership, caregiving and the invisible load — with honesty, humour and room for every kind of family.

Featuring The Mom One: loves her kids fiercely. Occasionally hides from them.

Muddy Family content is educational and informational and is not a substitute for individualized professional, medical or relationship advice.

Sources

• The Cognitive Dimension of Household Labor — Allison Daminger, American Sociological Review 84(4): 609–633 (2019)
• The mental load: building a deeper theoretical understanding of how cognitive and emotional labor overload women and mothers — Dean, Churchill & Ruppanner, Community, Work & Family (2022)
• Invisible Household Labor and Ramifications for Adjustment: Mothers as Captains of Households — Ciciolla & Luthar, Sex Roles 81(7–8): 467–486 (2019)
• How do parents share child care? — Statistics Canada (Oct. 7, 2024; 2022 Time Use Survey)