PBM for health and wellbeing
- Conditions
- none
- Registration Number
- NL-OMON25688
- Lead Sponsor
- Seaborough Life Science B.V.
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Pending
- Sex
- Not specified
- Target Recruitment
- 40
••Healthy, no chronic disease
•Age between 25 – 40 years
•Average sleep duration during a week <= 6.5 hours and/or an accumulated sleep deficit of at least 2 hours (sum of accumulated difference in sleep duration of working days with weighted average sleep duration per week) – measured with MCTQ
•Suffer from daytime sleepiness (ESS>5)
•Dutch speaking
•Participants will have to have a desk type of work and/or have 3 hours per day between 10:30 am and 13:30 at their office/home in which they could sit in front of the lamp.
1.Depressive mood (BDI -II > 13)
2.Pregnancy
3.Drug use during the last three months known to interfere with sleep, alertness, the biological clock and/or light sensitivity (i.e. regular usage of sleep medication or stimulating substances)
4.Use of immune suppressants.
5.High levels of caffeine intake during a day (5 or more cups)
6.High alcohol intake (more than 4 for men and more than 3 for women) for more than 5 days in the past month
7.Participant is not able to refrain from using recreational drugs during the 4 weeks of the study.
8.Shift work schedule in the 3 months prior to participation and/or planned during the 4 weeks of the study
9.Environmental factors in everyday life that may disturb sleep and cannot be prohibited (e.g. young children, noisy environment)
10.Travel over 2 or more time zones in the month prior to participation
11.Travel to sunny holiday locations/wintersports 1 month before participation
12.Personal plans that prevent them for using the intervention during 4 consecutive weeks
Study & Design
- Study Type
- Observational non invasive
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Mood, sleepiness, subjective/objective performance, need for recovery, cortisol.<br>Sleep timing and quality, melatonin rhythms, heart rate variability, immune response.<br>
- Secondary Outcome Measures
Name Time Method Vitamin D and skin temperature