Contact lens wearers need to pay attention to the comfort level, wearing time and contact lens cleaning. 1. Comfort: Before and after wearing contact lenses, you should pay attention to your eyes to see if there is any discomfort such as redness, itchiness, foreign body sensation, etc., and observe whether the contact lenses are worn correctly. When wearing contact lenses, you should also pay attention to avoid rubbing your eyes, which may cause corneal damage. 2. Wearing time: contact lenses should not be worn for more than 8 hours. Wearing contact lenses for a long period of time will cause the cornea to be deprived of oxygen, which will easily lead to dry eyes and other discomforts. Long-term contact lens wearers may also experience corneal rim neovascularization. 4. Cleaning of eyeglasses: You should strictly wash your hands and clean the lenses before taking off and wearing contact lenses. After removing the contact lenses must pay attention to clean and save, and daily replacement of cleaning solution, regular protein removal and other deep cleaning. Also pay attention to the use of contact lenses, pay attention to timely replacement of contact lenses. Contact lens wearers need to pay attention to the above points and wear contact lenses correctly. If you have a foreign body sensation, eye grinding, eye pain, etc., you must remove the glasses in time, and if necessary, go to the hospital for examination, except whether there is corneal infection, corneal damage and other problems, and take the correct treatment and treatment in a timely manner.