The second shift: working parents and the mental load

There is a moment most working parents know. The laptop closes, the last email goes out, the working day is officially over. And then the second one begins. Dinner, homework, the form for the school trip, the question of whether there are enough nappies left, the text to the other mum about Saturday’s playdate. The paid shift ends. The unpaid one does not.

That second shift has a name, and it has had one for a long time. That is what this piece is about: what it is, how big it really is, why it lands so reliably on one person, and what working families can actually do to share it.

Where the term comes from

“The second shift” is not a new idea. The sociologist Arlie Hochschild coined it back in 1989 in a book of the same name. Her insight: as women entered paid work in large numbers, they did not hand over the unpaid work at home. It was simply added on top.

More than three decades later, the term is as relevant as ever, precisely because it describes what has not changed. The OECD still uses it to name exactly this pattern: unpaid work as a “second shift” that many women perform after they return home from the paid one.

When women entered paid work, the unpaid work did not disappear. It was added on top.

How big the second shift really is

The feeling of working twice is not an impression. It is measurable, and it holds across the wealthy world. Across OECD countries, women do almost twice as much unpaid work per day as men. Add paid and unpaid work together, and women work on average about 24 minutes a day longer than men.

In Germany, a single number captures the pattern: the Gender Care Gap. According to the Federal Statistical Office’s 2022 time-use survey, it stands at 43.4 percent. That means women aged 18 and over spend a good 76 minutes more per day on unpaid care work than men, around nine hours more per week. Over a week, women reach nearly 29.5 hours of unpaid work, men just over 20.5.

Things are moving, but slowly. In 2012/13 the German Gender Care Gap was still 52.4 percent. Globally, women perform 76.2 percent of all unpaid care work, about 3.2 times as much as men, according to the International Labour Organization.

Why “helping more” does not fix it

Most partners today want to do their share, and many do. But the second shift is not only made of tasks you can see and hand over. It is also made of the thinking behind them. The sociologist Allison Daminger describes this cognitive work in four steps: anticipating what is needed, weighing options, deciding, and monitoring that it happens.

This is why “just tell me what to do” does not share the load. Asking what to do leaves the other person carrying the anticipating alone. The task moves; the responsibility stays. One person remains the default owner of the whole system, the other supports when asked.

For dual-career couples this is especially sharp, because both are running their full paid shift. The second shift then lands not on someone who is free, but on someone who has already done a full day’s work.

The task can be handed over. The responsibility for remembering it rarely moves with it.

What the second shift costs working parents

The cost is not only tiredness in the evening. It is structural. In Germany, mothers with children under six work more than ten hours less per week in paid jobs than women without children, while fathers’ paid hours barely change. The unpaid shift crowds out the paid one, and it does so mostly for one gender.

The OECD explicitly calls unpaid work a barrier to paid work: it keeps women out of the labour market or pushes them into part-time roles, which later shapes advancement, income and pensions. On top of that sits the harder-to-measure cost: chronic stress, the sense of never truly being off, and strain in the relationship when one person feels permanently, solely responsible.

How working families actually share it

The second shift does not disappear through better lists or more discipline. It gets lighter when the anticipating is shared, not just the doing. Four steps that work in real households:

1. Make the whole shift visible. Write down everything running in the background, once, including the invisible parts: holding appointments in your head, monitoring supplies, remembering birthdays. You cannot share what no one can see.
2. Hand over areas of responsibility, not single tasks. "You own everything to do with nursery and school" works differently from "can you sign this form today." An area includes the thinking; a task does not.
3. Then genuinely let go. Whoever takes an area gets to do it their way. Shared responsibility means shared control, otherwise the monitoring stays with the original owner.
4. Build a shared system, not a second to-do list. When appointments, routines and ownership live in one place both partners can see, the remembering stops depending on a single person's memory.

Where familymind fits

We built familymind for exactly this second shift. It makes the invisible work visible, helps families distribute responsibility fairly, and then thinks a step ahead itself: reminding the right person at the right time and handling things before anyone has to ask. Not another to-do list, but a shared system that carries part of the load, so the second shift does not quietly attach itself to one person’s head.

If you want to know where you stand right now, the Mental Load Score is an honest place to start. And if you want to understand why the load lands so reliably on one person, read What is the mental load? or Fair, not equal. And for how it peaks over the school holidays, the invisible summer.