Insomnia Signs and Symptoms
Introduction
- The subjective perception of difficulty in sleep initiation, duration, consolidation, or quality of sleep, occurring despite adequate opportunities for sleep, & resulting in daytime dysfunction
- Insomnia is the most prevalent sleep disorder in the general population, therefore, it is an important public health problem that needs accurate diagnosis & effective treatment
- Approximately 6-10% of adults have insomnia & it is more common in females & older adults
- 30-50% of the population is affected by occasional, short-term insomnia
- The prevalence of chronic insomnia disorder is estimated to be at least 5-10% in industrialized nations
Risk Factors
- Increasing age
- Female gender
- Medical & psychiatric disease (eg depression, mood disorders)
- Socioeconomic factors (eg marital separation, unemployment, lower quality of life)