IS BLUE LIGHT CAUSING YOUR SLEEP PROBLEMS??

Dr. Czeisler, Director of Sleep Medicine at Harvard Medical School says, "The more research we do, the more evidence we have that excess artificial light at night can have a profound effect on many aspects of human health.  It is a growing public health concern".  Light is the most important synchronizer of human circadian rhythms, or biological clocks.  Hours of exposure to LED digital devices affect the natural biological clock.  Ask us about Preventia coatings for your lenses to help with blue light exposure!

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