1. "Never use tissues(纸巾) or toilet paper to clean your eyeglasses. Paper is made of wood, and it will scratch your lenses. I like to use my tie because it's silk and really smooth."
2. "Polarized(偏振的) sunglasses are great at reducing glare, but they can make it difficult to see the LCD on your cell phone or navigation system. It's harder to see an ATM screen when you've got polarized sunglasses on too."
3. "Most people know that UV(ultraviolet,紫外的) radiation can damage skin, but they don't realize it's also bad for eyes. You wear your sunglasses only when it's sunny? That's like saying 'I only smoke sometimes.' Wear sunglasses big enough to block the light from above and below — they should have thick sides or wrap around. If you wear contacts(隐形眼镜), ask for UV coating(涂层)."
4. "Despite what generations of parents have told their kids, carrots aren't the best food for your eyes. That honor goes to spinach(菠菜), kale(甘蓝), and other dark, leafy veggies."
6. "Eyedrops (any kind) sting(刺痛) less if you keep them in the refrigerator."
6. "Reading in dim light won't hurt your eyes. The worst that might happen is that you get a headache."
7. Take extended-wear contacts out before bed. Your chance of infection(感染) is 10 to 15 times greater if you sleep in them."