Insomnia is a common sleep trouble that most people complain about. It occurs in more than 60% of the total world population every now and then when they have difficulty or problems falling or staying asleep for a longer period of time. The insomnia symptoms, causes, and severity vary from person to person.

Insomnia involves sleep disturbances and daytime symptoms. The effects of insomnia can affect your daily life aspects. Studies indicate that insomnia adversely affects work performance, damages, relationships, and impairs decision-making abilities. Mostly, people with insomnia have a negative overall life quality. Every now and then, people have occasional nights of poor sleep. However, if the sleep problem persists for a more extended time duration, such as a few nights in a row, then you should consult a doctor about insomnia. As many as 40 to 45 percent of adults in the United States complain of insomnia. It is more frequent in groups of older adults, women, people with some medical conditions, those who have hectic schedules, people who have severe stress, or who have mental health problems.