Do you do much reading on your computer, tablet or work under fluorescent lighting? Do you know how blue light hurt your eyes? In the spectrum of 400-500 nano quality inspection, a large number of high-energy short-wavelength blue light emerging continuously, like a sharp blade piercing our eyes crystalline and go straight into the macular area, make us can't open our eyes, tear spontaneously, even with a great pain and soreness!Stare at the computer or smartphone all day? Scientists have found that exposure to artificial blue light from phones, computer, tablets, TVs and room lighting suppresses melatonin, a hormone essential to preparing the body for sleep. A Harvard University study concluded that people who used electronic devices at night: → Painful or dry eyes → Fatigue and stress (hard to focus for long periods of time) → Insomnia (hard to fall asleep or poor sleep quality) → Poor productivity and performance → Took longer to fall asleep → Had decreased quality of sleep (waking up feeling not refreshed) → Had reduced REM sleep (portion of sleep where your body begins healing and restoring itself) → Participants took longer to wake up, and felt tired and lethargic upon arising. Here are 4 Reasons You're Going to LOVE Your DUCO Blue Blocking Glasses: → It blocks most of high energy blue light (To provide maximum protection) → Classic unisex frame design,Comfortable sturdy frame,looking stylish while protecting your eyes (Spring-loaded temples ensures maximum comfort) → RX-compatible frame so you can fit it at optometrist with prescription lens. → Gift style package including box,glasses case ,superfine pouch,cloth and mini screwdriver.​Don't hesitate,start protection your eyes today, say goodbye to eye strain and blue light.