Phase I/II Study Trial of an Phototherapy Device to Improve Sleep Health

Basic eligibility criteria:
Please contact the study coordinator for additional eligibility information.

Inclusion Criteria:

• Between the ages of 30 and 60 years old
• Able to read and write fluently in English
• Access to a mobile device for video calls, online questionnaires, syncing devices, and communication with study staff
• Access to a residential mailing address for shipping study materials
• Exhibit a score of greater than or equal to 8 on the Insomnia Severity Index
• Self-report that they have a problem with their sleep that they wish to improve.

Exclusion Criteria:

• Have a current sleep disorder
• Have a current psychiatric disorder
• Are taking medication that would interfere with sleep, including beta blockers, antidepressants, antianxiety medications, hypnotics, or stimulants
• Have a medical condition that would interfere with their ability to complete all study procedures or would render measurements invalid (e.g., some autoimmune conditions, cardiac conditions, endocrine conditions, or chronic pain conditions)
• Exhibit a regular sleep schedule, where bed and wake times are kept within a 2-hour window 7 days per week
• Exhibit a regular sleep schedule during the night, beginning no earlier than 9pm and ending no later than 10am
• Have not engaged in shift work for the past month, and will refrain from shift work during the study
• Are unable to restrict alcohol consumption to no more than 2 drinks within 4 hours of sleep
• Are unable to restrict caffeine use to no coffee or caffeinated beverages after 12:00 PM during the study
• Regularly smoke or use other tobacco products
• Regularly use cannabis-derived medicinal products
• Are pregnant
• Are a full-time caregiver to an individual that requires attending during the evening and night
• Not taking any medications or herbals that are intended to promote sleep
• Not taking cold medications that induce sleep
• Alcohol/narcotics consumption
• Not currently using any phototherapy products