Primary vs Secondary Insomnia
Before talking about causes of insomnia, it is important to understand that there are two types of insomnia:
- Primary insomnia
- Secondary insomnia
Adding to this is that there are two modes of insomnia as well, which describes the causes of insomnia:
Secondary insomnia means that you have insomnia as a direct result or symptom of something else, such as a health condition, medication, pain, substance abuse, etc. For example, depression can be an underlying cause for insomnia.
Primary insomnia means that your trouble sleeping is not directly related to some other underlying issue.