The use of light-emitting electronic devices before bedtime may contribute to or exacerbate
sleep problems. Exposure to blue-wavelength light in particular from these devices may …

All light is not equal: blue wavelengths are the most potent portion of the visible
electromagnetic spectrum for circadian regulation. Therefore, blocking blue light could …

Background The use of electronic devices emitting blue light during evening hours has been
associated with sleep disturbances in humans, possibly due to the blue light-mediated …

Blue-blocking glasses, also known as amber glasses, are plastic glasses that primarily block
blue light. Blue-blocking glasses have been studied as a sleep intervention for insomnia …

The objective of the present study was to assess the effect of combining CBT-I with wearing
blue-light blocking glasses 90 min prior to bedtime on subjective and objective sleep …

Although bright light therapy seems a promising treatment for sleep problems, research
shows inconclusive results. This meta-analysis is the first to systematically review the effect …

Abstract Study Objective: To assess the effectiveness of brief bright-light therapy for the
treatment of early-morning awakening insomnia. Participants: Twenty-four healthy adults …

Purpose Adolescents prefer sleep and wake times that are considerably delayed compared
with younger children or adults. Concomitantly, multimedia use in the evening is prevalent …

We investigated sleep quality and melatonin in 12 adults who wore blue-light shield or
control eyewear 2 hours before sleep while using a self-luminous portable device, and …

Abstract Study Objectives: This study examined the effects of bright light exposure, as
compared to dim light, on daytime subjective sleepiness, incidences of slow eye movements …