Amber-tinted glasses may provide relief for insomnia
The amber lenses used in the insomnia study block out a substantial portion of blue light but do not result in an overall dimming of the light levels reaching the eye. CC Ari Shechter
Using blue-light-emitting electronic devices at night contributes to insomnia by suppressing the sleep hormone melatonin and increasing alertness. Researchers from Columbia University Medical Center tested whether blue-light-blocking amber-tinted glasses could mitigate the negative effects of using electronic devices at night in individual with insomnia. The study found that individuals using blue-light- blocking glasses experienced greater duration and quality of sleep.