The answer to this question is yes, insomnia harms your work life. Since, in most cases, you are unable to sleep properly, you are less energy. As a result, people who have insomnia take more time off from their work than people who have a proper sleep.  According to some research and reports, insomnia causes about 7% of costly workplace accidents. Insomnia also results in poor work performance, and the workers start being less productive. There is also a high chance of insomnia in some severe cases, leading to accidents at work.