About this trial
The purpose of this study is to determine the feasibility, acceptability, efficacy, and participant adherence in using home-based technologies and wearable devices and simple, practical strategies to reduce the negative impact that evening screen time may have on your health.
Eligibility criteria
Qualifiers
≥26 years of age
BMI ≥ 27 kg/m2*; ≥25 kg/m2, if Asian (full or multiple race)**
Insufficiently active (per US National Guidelines for Physical Activity of 150 minutes of MVPA/Week)
Reporting an average of ≥3 hours of recreational sedentary screen time (rSST) per day, that usually extends at least until 9:00pm.
Disqualifiers
Conditions related to sleep disruption, including lactation, pregnancy, mid-night care providers, sleep disorders, severe sleep apnea
History of hypoglycemia
Pacemaker
Caffeine consumption in excess and/or after 5pm (excess equals >4 cups of coffee per day or equivalent)
Trial design
Treatments tested in this trial
- Blue light
- Eating
- Standing
Treatment groups
6
Treatment groupsSee each treatment group below.