Haze attack, people use masks to reduce the harm of pollutants on the respiratory tract, but ignored the harm of haze on the eyes. Many people will appear in the haze days, itchy eyes, tearing phenomenon, it turns out, the eyes meet the haze will also be “unable to eat”. It is understood that the main components of the haze is the atmosphere of dust, particulate matter, sulfur dioxide acid, alkali, salt, amine, phenol, etc., these chemicals stimulate the eyes can lead to non-infectious conjunctivitis, the main performance, photophobia, irritation, eye redness, eye itching. Wearing a mask can keep some of the harmful particles out of the respiratory tract, but you can’t wear a mask on your eyes, and the harmful particles are likely to cling to the cornea, causing damage to the eyes. For patients suffering from dry eye, conjunctivitis and other underlying eye diseases, hazy weather can aggravate eye discomfort. On hazy days, chemicals in the air can irritate the eyes, leading to an increase in eye inflammation, especially computer users who spend a lot of time with their eyes should pay particular attention. It is worth noting that, in the dry eye discomfort, hand rubbing the eyes will also stimulate the eyes, aggravate the symptoms of discomfort. Haze day precautions 1, the elderly and children due to weak resistance, should minimize the outing, the family should close the doors and windows, to avoid the indoor environment is contaminated, eye health damage, wait until the haze scattering sunrise and then open the window to change the air. 2, more blinking eyes, so that the tears automatically play the role of “wiper”, flushing attached to the surface of the eyeballs on the dust and particles. 3, usually should drink more water, pay attention to diet light, eat less stimulating food, eat more tofu, milk and other foods. When you go out, you can wear protective glasses to reduce the possibility of particles attached to the eyes to avoid causing discomfort symptoms. 4, haze days as little as possible to wear contact lenses. Wearing contact lenses, the fluidity of tears becomes poor, in the case of air pollution, dust and particles can not be flushed by tears, easy to collect in the conjunctiva, which leads to eye allergies or infections, and even cause keratitis and other eye diseases. 5, if there is severe tearing, pus discharge from the eyes, always afraid of light, vision loss, etc., can not be relieved by closing the eyes and resting, we should consult a doctor in time.