South Korea's overnight delivery boom harms workers' bodies

Imagine ordering something at 10 p.m. and having it arrive before breakfast. In South Korea, this is not unusual — it is normal. The country built an incredible delivery system. Packages move fast. The internet is quick. Everything happens overnight. But here is a surprising question: Who pays the real price for this convenience?

Delivery workers do. These men and women work through the night to keep the system running. They load heavy boxes. They drive long distances. They climb stairs in dark apartment buildings. And they do this again and again, every single night. For many of them, the job is destroying their bodies.

Workers describe their health problems in painful detail. One delivery person explained that the constant physical stress has damaged his back and shoulders. Another talked about how the irregular sleep schedule makes her feel sick all the time. They are young, but their bodies feel old. The work itself is fast and demanding. There is no time to rest. There is no time to recover. Sleep becomes impossible.

This system exists because South Korean customers demand speed. People want their items now, not tomorrow. Companies compete to offer the fastest delivery. Overnight delivery became a selling point. It became an expectation. Customers celebrated the convenience. But workers suffered in silence for years.

Now, the conversation is changing. More people are asking difficult questions. Is it fair to make workers sacrifice their health so that others can shop at midnight? Should companies slow down and prioritize worker safety? Some people believe the speed is not worth the human cost. Others argue that workers knew the job was hard when they applied.

South Korea is famous for moving fast — in technology, in business, in daily life. But this story shows that speed has a shadow. Behind every fast delivery is a tired person carrying heavy things through the night. The question is not whether South Korea can deliver packages overnight. The country has already proved it can. The real question is: Should it?

Inspired by reporting from BBC News.