Why Should You Care About Blue Light?
Overexposure to blue light (aka high-energy visible light) is potentially dangerous to the eye. Though it has some beneficial qualities—namely coordinating our circadian rhythm and helping with mood—recent research is indicating that blue light can be damaging to the macula.
In this day of ubiquitous digital devices and screens, which emit high levels of blue light, blue light is becoming a focus in the eyecare field. What’s the deal with blue light and why should you be talking to your patients about it (and blue light filtering lens products)? We asked two optometrists for their thoughts.