Electronic products are very harmful to the eyes. People are already addicted to them. Dry eye syndrome is a health problem for more and more people. In fact, the harm of dry eye syndrome is small, but it should not be taken lightly in the long run. So do you know what dry eye syndrome is? How to prevent and treat dry eye syndrome? What is dry eye? Xerophthalmia is a general term for a variety of diseases characterized by abnormal tear quality, quantity, or dynamics due to any reason, which leads to decreased tear film stability and is accompanied by eye discomfort and/or ocular surface tissue lesions. Common symptoms include dry eyes, easy fatigue, itching, foreign body sensation, burning pain, thick secretions, fear of wind, fear of light, and sensitivity to external stimuli. Sometimes the eyes are too dry and there is not enough tears, which stimulates reflex tear secretion and causes frequent tears. In more serious cases, the eyes may become red, swollen, congested, keratinized, and the corneal epithelium may be broken with filaments attached. This damage may cause corneal and conjunctival lesions over time and affect vision. Causes of dry eye 1. Insufficient tear secretion of the aqueous layer of the tear glands is the most common cause of dry eyes. Congenital absence of tear glands, decreased tear gland function in the elderly, or some autoimmune diseases can cause tear gland inflammation, trauma, infection, and autonomic nervous system disorders. Long-term use of certain eye drops or medications can cause insufficient tear secretion. Long-term wear of contact lenses. 2. Taking some antihypertensive drugs and some tranquilizers will affect the production of tear membranes. For example, taking promethazine will have a harmful effect on the tear membrane, while taking propranolol and some current contraceptives can reduce tear production. 3. Due to contact lenses, allergic conjunctivitis, air pollution, ultraviolet rays and other reasons, the tear volume decreases and the quality declines. 4. Insufficient secretion of the oil layer and poor function of the eyelid glands caused by eyelid diseases. 5. Excessive evaporation of tears and uneven distribution of tear film. Eyelid diseases can cause poor eyelid closure, reduced blinking, and prolonged stay in an air-conditioned room or in a strong windy and hot outdoor environment. 6. Due to physiological reasons such as advanced age, lack of sleep, and mental stress, the quality of tears decreases. 7. Dry eyes in young people are mostly caused by frequent concentration work or activities, which leads to less blinking. For example, long hours of computer operation, driving, reading, and other precision tasks can reduce the number of times you blink. 8. Insufficient secretion of mucin layer, vitamin A1 deficiency, chronic conjunctivitis, chemical burns, etc. 9. The environment, such as a dry room, causes increased tear evaporation. 10. Long-term use of antibiotics can cause dysbacteriosis. A few tips to relieve dry eyes Experts point out that dry eye is a very common dry syndrome in clinical practice, and dry eyes and foreign body sensation are the main symptoms of dry eye. This disease can be primary or secondary. Secondary disease often originates from other connective tissue diseases such as rheumatoid arthritis. Dry eyes are a common symptom of Sjögren's syndrome, which brings a lot of trouble to patients in their lives. The following are several care and treatment methods for dry eyes. Method 1: Apply hot towel to eyes for 10 minutes Hot compress can promote blood circulation in the eyes and help restore the function of the optic nerve glands, thus preventing dry eyes caused by optic nerve gland dysfunction. Method 2: Drink green tea, oolong tea or Tieguanyin regularly Tea leaves are rich in carotene, which can be converted into vitamin A in the human body. Vitamin A has a health-promoting effect on people who often use computers. It can not only reduce the harm of computer radiation to the human body, but also prevent dry eyes. Method 3: Yawning and sucking sour plums It is possible to use yawning to moisten the eyes with tears, but it is not possible to do it whenever you want. Some people say that putting sour plums in their mouths is a good way to stimulate tears. |
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