Two insomnia types are primary and secondary insomnia. Based on severity insomnia types are transient insomnia, acute insomnia and chronic insomnia.
There are two types of insomnia, they are:
- primary insomnia
- secondary insomnia
The most common type is secondary or comorbid insomnia has a symptom or side effect of some other problem.
More than 8 out of 10 people who have insomnia are beliefs to have secondary insomnia. Certain medical conditions, medicines, sleep disorders, and substances can cause secondary insomnia.
In contrast, primary insomnia is not due to a medical problem, medicines, or other substances. It is its own disorder. A number of life changes can trigger primary insomnia, including long lasting stress and emotional upset.
Insomnia types based on its severity
Although there are several different degrees of insomnia, about three identified as transient, acute, and chronic.
Transient insomnia - this type of insomnia lasts from days to weeks. It can cause by another disorder, by changes in the sleep environment, by the timing of sleep, severe depression, or by stress. Its consequences - sleepiness and impaired psychomotor performance - are similar to those of sleep deprivation.
Acute insomnia - this type of insomnia is the inability to consistent sleep well for a period of between three weeks to six months.
Chronic insomnia - this type of insomnia lasts for years at a time. It can cause by another disorder, or it can be a primary disorder. Its effects can vary according to its causes. They might include sleepiness, muscular fatigue, hallucinations, and/or mental fatigue. However, people with chronic insomnia often show increased alertness.
Some people that live with this disorder see things as though they were happening in slow motion, whereas moving objects seem to blend, Can cause double vision.