Sleep disorders are rising in Korea. The sharpest increase? Children under 10

More Koreans are suffering from sleep disorders, with the number of patients increasing by more than 20 percent over the past four years, data showed Monday. A total of 1,346,196 Koreans were treated for sleep disorders last year, up about 24 percent from 1,088,038 in 2021, according to the Health Insurance Review and Assessment Service. Sleep disorders include chronic insomnia, which makes it difficult to fall or stay asleep for at least three months, as well as sleep apnea. People in their 60