Four Days, And Five Limitations Nobody Talks About

I'm no hypocrite, so let me start off by saying that the four-day work week does work.

In fact, the majority of research suggests it works remarkably well in many organisations; companies have reported happier employees, lower burnout, reduced absenteeism, better staff retention and, in many cases, productivity that stays exactly the same or even improves. It's paradoxical, but it works!

Here's the problem: the conversation has become a little... evangelical.

Somewhere along the line, the four-day work week stopped being a solution and became the solution. It's often presented as the inevitable future of work—as though every employer simply needs to flick a switch and suddenly everyone gets Fridays off while profits soar and unicorns roam the office kitchen...

Reality is a little less cooperative.

The evidence doesn't suggest the four-day work week is a bad idea. It suggests it's a brilliant idea—for the right organisation, under the right conditions, with the right planning. And that's a very different claim.

1. Not Every Job Can Be Compressed*

One of the biggest reasons the four-day work week succeeds is because organisations eliminate unnecessary work. Meetings become shorter, emails become fewer and processes become leaner. Suddenly everyone realises that the weekly one-hour meeting could, in fact, have been an email after all. It's a revelation worthy of a Nobel Prize.

However, every efficiency drive eventually reaches its limit. A builder can't persuade concrete to dry faster by giving it a TED talk:

"Drying is believing, if you believe you can dry" ...powerful stuff.

Knowledge-based jobs often contain hidden inefficiencies that can be stripped away, but physical, customer-facing and time-dependent work usually doesn't. That's why the four-day week performs brilliantly in some sectors while being far more difficult to implement in others.

*Now, there are some caveats to this, but it's very nuanced and that's a conversation for another time

2. The Cost Doesn't Magically Disappear

The phrase "same pay for fewer hours" is music to employees' ears. It's slightly less melodic if you're the one signing the pay cheques.

Large organisations with healthy profit margins may be able to absorb the costs of hiring additional staff or redesigning workflows. Small businesses often don't have that luxury. If you're running a café, dental practice, warehouse or retail shop, customers don't politely stop arriving because everyone fancied a long weekend.

Maintaining the same level of service usually means recruiting more staff, paying overtime or creating increasingly complex shift patterns. None of those options are free. This doesn't mean businesses shouldn't embrace flexible working, but it does mean the financial reality looks very different depending on whether you're running a multinational software company or Steve's Family Butchers.

Steve, unfortunately, cannot pay his electricity bill with good intentions.

3. Some Industries Never Close

The modern economy isn't built entirely on laptops, coffee subscriptions and endless Teams meetings. Hospitals still need nurses. Fire stations still need firefighters. Supermarkets still need shelf stackers. Public transport still needs drivers. Emergency services have shown a remarkable reluctance to announce, "We'll deal with your emergency on Monday."

Continuous-service industries simply can't pause operations for an extra day. If employees reduce their hours, someone else has to cover those shifts. In sectors already struggling with recruitment shortages, finding extra staff isn't simply difficult—it's often unrealistic.

Researchers examining the feasibility of a four-day work week in healthcare have argued that any widespread implementation would require significant workforce expansion, something many public services are already struggling to achieve. (see references)

4. Productivity Isn't Guaranteed

One of the strongest arguments in favour of the four-day work week is that productivity often stays the same or even improves. The evidence supporting this is genuinely encouraging.

However, it's important to recognise why productivity improves (stop me if I sound like a broken record). In many successful trials, organisations didn't simply cut a working day and hope for the best. They redesigned how work was done. They eliminated unnecessary meetings, reduced bureaucracy, automated repetitive tasks and improved communication. In short, they became more efficient organisations (seriously, stop me if I sound like a broken record!).

That's excellent news, but it also means the four-day work week isn't some magical productivity potion. If a business keeps every inefficient process exactly as it is and simply expects employees to complete five days of work in four, the results are unlikely to be as impressive. The shorter week often succeeds because organisations are willing to rethink work itself—not simply shorten it.

5. There Is No Universal Solution

Perhaps the biggest mistake in the entire debate is assuming every employee wants exactly the same thing. Some people would happily swap part of their salary for more free time. Others are trying to juggle mortgages, childcare costs and utility bills that appear to have been calculated using advanced sorcery - or more likely, corporate corruption. Some employees value compressed hours, while others would rather work flexible start and finish times or spend part of the week working from home.

Flexible working isn't a single policy—it's a menu. The four-day work week is one excellent option on that menu, but it's not automatically the best fit for every organisation, every industry or every employee. Treating it as a universal solution ignores the reality that different workplaces have very different operational needs, cultures, workforces, and Linkedin policies.

The Bottom Line

The four-day work week deserves much of the praise it receives. The evidence is largely positive, and for many organisations it delivers happier employees, improved wellbeing and sustained productivity. That's no small achievement.

But it's also important to resist the temptation to treat it as the future of work for everyone. Its success depends on the type of work being done, the industry's staffing requirements, the financial realities of the organisation, organisation size, implementation, and how work is redesigned to produce outcomes in a shorter amount of time.

The four-day work week isn't a miracle cure; It's a tool.

And like any tool, it's incredibly effective when used in the right situation.

Don't try using a hammer to make soup.

References

• Campbell, T. T. (2024). The four-day work week: A chronological, systematic review of the academic literature. Management Review Quarterly, 74(3).

• Gomes, P., Fontinha, R., Burchell, B., Morin, A., Skordis, J., et al. (2025). Is the NHS ready for a four day week? The BMJ, 391, e085261.

• Parliamentary Library of Australia. (2026). Four-day work week: Issues and Insights.

• van der Beek, A., et al. (2025). The consequences of a compressed workweek: A systematic literature review. Scandinavian Journal of Work, Environment & Health.