Currently, a lot of people are suffering from different kinds of vision problems, especially the myopia. Usually there are three methods to get clear vision: wearing glasses, contact lenses and doing operation. The majority of people choose wearing framed glasses. And a lot of people tend to wear contact lenses. Contact lenses are thin and transparent and contact with the eyeball. Wearing contact lenses has become a fashion trend especially among the youth. However, not all of the glasses wearers are suitable to wear contact lenses. Who are not suitable to wear them?
The primary and middle school students are in the period of growth and development, so their visual axis of eyeballs has not took shaped and most of them are also lack of self-care sense. Therefore, they are not suitable to wear them. Wearing contact lenses too early and too long will easily cause the bad effect like corneal hypoxia and physiological metabolism. The contact lenses should be cleaned strictly. Otherwise, it will cause other infections. What’s more, some other serious effects will come out. As a result, it is better to wear glasses for the primary and middle school students.
The patients who catch a cold can’t wear contact lenses either. The hands of them are with a lot of bacteria. They are easy to come into eyes when users wear and takeoff the contact lenses. What’s more, cold symptoms are always accompanied with the mild inflammation in the retina. Wearing contact lenses will make the inflammation worse. A lot of medicines are with the suppressing tears ingredients, which will cause eyes too dry, which will reduce transparency and affect vision.
Allergic patients and glaucoma, conjunctivitis, corneal ulcers, hyperthyroidism patients can’t wear contact lenses in the period of inflammation. Moreover, people who are more than 40, women in menstrual period and gestational period can’t wear contact lenses either.
Besides the people mentioned above, in some special occasions, some people can not wear contact lenses in some working environment such as in cement plant, fertilizer plants, coal mines, or in a dusty environment with serious pollution.
Please refer to vision library for more information about contacts.
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