'According to The Vision Council, almost 90 percent of American adults use digital devices – including notebooks, laptops and smartphones – for two or more hours a day. And the resultant barrage of blue light (coming off these devices) is raising lots of red flags.
Recent studies have sparked concern among natural health experts that blue light from the screens of digital devices could cause optical problems, ranging from eye strain to increased risk of macular degeneration.
Macular degeneration – a disorder affecting the retina that causes blurred vision – currently affects over 1.8 million Americans. Known risk factors include being over age 60, smoking cigarettes, and having heart disease and diabetes.
Could gazing at smartphones and computer screens trigger macular degeneration as well? (the answer may surprise you)'
You can find the answer here.