The effects of bright light exposure on sleep efficiency and brain functions in individuals with sleep problems
- Conditions
- Not Applicable
- Registration Number
- KCT0002607
- Lead Sponsor
- Ewha Womans University
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Recruiting
- Sex
- All
- Target Recruitment
- 30
Healthy male and female volunteers between the ages of 19 and 45 who have poor subjective sleep quality (Pittsburgh Sleep Quality Index score >5).
- Diagnosed with insomnia
- Possibility of drug-induced sleep disorders due to current intake of medication (e.g. corticosteroids, statins)
- Had taken sleeping pills (e.g. Zolpidem, Benzodiazepines) during the past 2 months
- Diagnosed with any major medical or neurological disorders assessed during medical history taking, physical examination, or laboratory tests
- Having neurological abnormalities or any disorders that may affect brain MR imaging (e.g. history of penetrating or open head injury, epilepsy, multiple sclerosis, brain tumor, or cerebrovascular disorder)
- Diagnosed with any axis 1 psychiatric disorders
- History of traumatic brain injury with loss o
- Any contraindications to MRI (e.g. clasutrophobia, metallic device)
- Planning for pregnancy during the period of study participation, currently pregnant or breastfeeding
Study & Design
- Study Type
- Interventional Study
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Quality of sleep by Pittsburgh Sleep Quality Index
- Secondary Outcome Measures
Name Time Method Sleep latency measured by using actigraphy