To treat your sleep problem, you are told that you should not nap, you should set your alarm clock to wake up at the same time each day, and you should get out of bed if you cannot sleep. You have insomnia.

Insomnia

A common sleep disorder characterized by difficulty falling or staying asleep, leading to significant distress or impairment in daytime functioning.

Sleep Problem

Sleep problem denotes any difficulties related to sleeping, including problems falling asleep, staying asleep, or experiencing poor quality sleep.