Digging around on that site for something scientific I found this: https://myluminette.com/cdn/shop/files/Light_therapy_with_boxes_or_glasses_to_counteract.pdf

Digging around on that site for something scientific I found this: https://myluminette.com/cdn/shop/files/Light_therapy_with_boxes_or_glasses_to_counteract.pdf https://myluminette.com/cdn/shop/files/Light_therapy_with_bo... Another article: https://www.sleepfoundation.org/bedroom-environment/blue-light https://www.sleepfoundation.org/bedroom-environment/blue-lig...: > Strategically timed exposure to blue light can help treat several sleep disorders. Circadian rhythm disorders occur when a person’s circadian rhythms are not in alignment with their environment. Light therapy, and blue light in particular can help realign the body’s circadian rhythms and improve sleep.