Eyes not only let you see shapes and millions of colors, but also help manage the light signals that keep your body’s internal clock running properly. Your eyes are among your most important organs, but you shouldn’t take your eyes for granted. 【小题1】.

Protect against eye strain. Sometimes you pose the greatest danger to your eyes. 【小题2】. To help protect your eyesight and keep healthy eyes, you should take a 15-minute break away from your computer every two hours, and rest your eyes every twenty minutes by looking around the room. Your eyes also need sufficient light to read, write and work on the computer or watch TV. In low light or dark, your eyes have to work harder than usual, causing strain.

【小题3】. Healthy eyes start with the food on your plate. Nutrients like omega-3 fatty acids, lutein, zinc, and vitamins C and E might help prevent age-related vision problems like macular degeneration (黄斑变性) and cataracts (白内障). To get them, fill your plate with green leafy vegetables and other nonmeat protein sources.

Wear sunglasses with UV (紫外线) Protection. The right pair of shades will help protect your eyes from the sun’s UV rays. Too much UV exposure boosts your chances of cataracts and macular degeneration. Choose a pair of sunglasses that blocks 99% to 100% of UVA and UVB rays. Wraparound lenses help protect your eyes from the side. And Polarized lenses reduce glare while you drive. If you wear contact lenses (隐形眼镜), some offer UV protection. 【小题4】.

Use safety eyewear. If you use dangerous materials that can be transported by air on the job or at home, wear safety glasses or protective goggles (护目镜). 【小题5】. Helmets with protective face masks or sports goggles will protect your eyes.

Be smart! Visit your eye doctor periodically and take care of your eyes to keep them healthy.