See an eye specialist for a professional opinion on why your eyes are red and irritated. Be able to provide answers to the following questions to help him or her make an accurate diagnosis:  Is this a chronic problem or is this the first occurrence? Do you have any symptoms other than red eyes? How long has this particular occurrence been present? What medications do you take? Include any vitamins or supplements. Do you drink alcohol or use any drugs? Do you have any chronic diseases? What allergies do you suffer from? Have you been under a lot of stress lately? Have you been sleeping enough? Are you eating less, or do you feel dehydrated? Studies show that our blinking rate decreases 10-fold when we're staring at screens. Blinking is important to eye health because it keeps our eyes moisturized. Staring at laptops, TV monitors, and other electronic screens can cause your eyes to dry out and redden. If you have to look at screens for extended periods of time, take these precautions:  Consciously remind yourself to blink. Follow the 20-20 rule: every twenty minutes, take a break from your screen and do something else for 20 seconds to a minute. Give your eyes a little breather. Lower the brightness on your screen. Place the screen 20-40 inches away from your eyes. If you have a job for which you have to use a computer or watch TV, you may not be able to reduce your screen time. You can still make small adjustments to lessen the burden on your eyes.  Place the screen somewhere it is level with your eyes. You don't want to be looking up or down at the screen. Leave a distance of about 20-40 inches (50-100 cm) between your eyes and the screen. Wear eyewear design to fight eye strain from the glare of light off the screen. If you wear prescription lenses or glasses, ask your eye care expert if the time you spend looking at screens calls for a new prescription. Consider a tint or anti-glare coating to reduce the strain on your eyes. Irritants like smoke bother your eyes and cause unnecessary redness. Smoking also...

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Write a summary of the previous text in Vietnamese:
Xác định nguồn gốc của chứng đỏ mắt mà bạn gặp phải. Giảm lượng thời gian nhìn vào màn hình. Điều chỉnh màn hình điện tử. Tránh hút thuốc. Hạn chế uống rượu. Ăn uống cân bằng. Ngủ nhiều. Cẩn trọng với dị ứng.