My nose itches when it's hot.

Is the eye easy to dry and itch? This may be a sign of dry eye. The landlord should pay attention to using his eyes and supplement some nutrients that are good for his eyes every day.

1. Blink more People always like to use "not blinking" to describe a person's concentration, but they don't know that the fewer blinks, the easier it is to get dry eye. Because blinking contributes to the secretion and distribution of tears, the number of blinking is small, which directly leads to the decrease of tears, and the tear film exposed to the air will evaporate rapidly, losing the protection of the eyeball. So use your eyes for a long time, such as operating the computer, driving, reading and so on. , can cause dry eye.

Blinking is a protective nerve reflex action, and the tear layer can make tears evenly distributed on the surface of cornea and conjunctiva, keeping them moist but not dry. Normal people blink about 20 times a minute.

2. Pay attention to eyelid hygiene. Pay attention to eye hygiene, wash your hands frequently and don't rub your eyes with your hands. Especially at present, in the high season of influenza A (H 1N 1), acute conjunctivitis and other infectious diseases, your hands can be used as a vector to spread germs. Rest with your eyes for an hour or so, close your eyes and look at the distance, or look at the green plants and pictures. For patients with eyelid debris and falling off, attention should be paid to maintaining eyelid hygiene.

People who use computers for a long time should pay attention to the symptoms of dry eyes of young people and seek medical treatment as soon as possible. People over 40 years old had better use bifocal lenses, or wear glasses with low degree when typing. Try to keep the distance from the computer above 60 cm, so that the line of sight can be kept down about 30 degrees, which can relax the neck muscles and minimize the area of the eyeball surface exposed to the air.

Long-term computer users should eat more fresh vegetables and fruits, and increase the intake of vitamins A, B 1, C and E. In order to prevent dry cornea, decreased vision and even night blindness, they should eat more foods rich in vitamin A, such as bean products, fish, milk, walnuts, vegetables, Chinese cabbage, water spinach, tomatoes and fresh fruits. Vitamin c can effectively inhibit cell oxidation. The main functions of vitamin E are: lowering cholesterol, removing garbage in the body and preventing cataracts. Walnuts and peanuts are rich in vitamin E .. vitamin B 1 can nourish nerves, and green leafy vegetables contain a lot of vitamin B 1. Drink green tea and chrysanthemum tea properly every day, because lipopolysaccharide in tea can improve the hematopoietic function of the body, and tea also has the function of preventing radiation damage.

Advocating wearing contact lenses for a long time will reduce the secretion of tears, so people who wear contact lenses will always feel dry eyes. Prevent dry eye and advocate wearing tangible glasses.

5. Use air conditioner as little as possible. In addition to adjusting the temperature, the air conditioner will dehumidify and reduce the moisture content in the air. In this dry environment, the evaporation speed of tear film is accelerated, which makes the eyes dry. Dry winter is the season of high incidence of dry eye. The weather is hot in summer. In order to prevent dry eye, we should pay attention to opening the window frequently when using air conditioning.

6. Give artificial tears as needed. Note that artificial tears (nutrient solution) should not be over-frequency, preferably no more than 6 times a day. Because if it is more than 6 times a day, it will wash away the normal tear film, thus aggravating the symptoms.

7. The use of eye gel eye ointment has a long storage time in the eyes, but the eye ointment is greasy, the patient feels unsanitary, the vision is blurred obviously, and the acceptability is poor. Ophthalmic gel is an ideal preparation at present. Ophthalmic gel has long storage time in eyes, is very hygienic, has a cool feeling after dripping, is convenient to use and has good acceptability.

8. Use a towel dipped in water above body temperature but not too hot for eyelid cleaning and hot compress. Close your eyes and apply it to your eyes for about 10 minutes each time. It is best to do it once in the morning, because the meibomian gland secretes the most at night and retains the most secretions. Hot compress can help drain the retained secretions. You can do it several times a day, and the effect is good.

9. Placement of lacrimal punctum embolization For moderate and severe patients who need artificial tears 4 to 5 times a day, obstruction of lacrimal passage can relieve symptoms and reduce the amount of artificial tears. Placing collagen plugs in the upper and lower lacrimal passages can temporarily block the lacrimal punctum.

10. Chinese medicine treatment is generally oral administration or local application of Chinese medicines such as clearing heat and nourishing yin, promoting fluid production and moistening dryness, which can treat dry eye.

1 1. Dry eye glasses work well together. You can try on your dry eye glasses.