Blepharitis, also known as blepharitis, is a condition that occurs in young people. It is a stubborn and recurring condition that can leave facial scars in severe cases. It can also develop when the eye is not corrected in time with glasses and eye fatigue, such as myopia, farsightedness, astigmatism and other eye diseases, and when there is excessive use of the eyes, trachoma, chronic conjunctivitis, or excessive use of the eyes. If you do not pay attention to eye hygiene and wipe your eyes with unclean hands, towels, handkerchiefs, etc., bacteria can invade the eyelid glands and directly cause mydriasis. During the period of illness, you should enhance nutrition, eat more vegetables, drink more water, eat less candy, avoid stimulating food, eat less fried food, do not eat too greasy food, and take appropriate cod liver oil. Wet and hot compresses for the eyes can speed up the blood circulation of the eyes, dilate the blood vessels, early application, has the effect of reducing swelling and pain, and promote the inflammation to subside. If the pus has been applied, it has the effect of shortening the course of the disease and promoting early penetration. Method: Take folded multi-layer gauze or towel and dip it in boiling water or steam it, then dry it and put it on the affected area directly, change it in a few minutes and keep the high temperature for about 20 minutes, 3 times a day until the hard nodes disappear and the abscess starts to fluctuate. (1) Ensure that the patient rests sufficiently and avoids overexertion. (2) Keep the stool open, and give medication to patients with dry stool. Common sense prevention 1. Keep the eyes clean frequently and do not use unclean hands, towels, handkerchiefs and other objects to wipe the eyes. 2.Treat blepharitis, conjunctivitis or trachoma promptly. 3.Treat promptly when you have diabetes, multiple boils and carbuncles, tuberculosis, tonsillitis and other chronic diseases. 4.When you have myopia, hyperopia or astigmatism, you should get glasses in time for correction.