What Is Blue Light and Is It Bad for Your Eyes? Too much blue light, especially from digital sources, may lead to eye strain and computer vision syndrome. Weve all been exposed to blue light at one point or another. We get most of it from the sun.
Skip the glasses that claim to protect your eyes against blue light, because of a lack of evidence that they are effective. Several studies suggest that blue light-blocking glasses do not improve symptoms of digital eye strain.
Understand blue light exposure effects, the risks to your vision, sleep, and brain health, and ways to prevent them.
Blue light may also damage your retinas. Thats called phototoxicity. The amount of damage depends on wavelength and exposure time. Animal studies show even short exposure (a few minutes to...
Exposure to blue light has seriously increased in our environment since the arrival of light emitting diodes (LEDs) and, in recent years, the proliferation of digital devices rich in blue light. This raises some questions about its potential deleterious effects on eye health.
