In addition to supporting performances, contact lenses vision dizzy helping people who have vision problems. But if contact lenses are used more than 10 hours a day, can carry a high risk of damaging its eyeballs.
Red eyes are symptoms that started many serious infections. Eyes will be covered by a lack of oxygen due to contact lenses, so that the eye can not breathe. As a result, the eye will feel itchy and dry, the eye will slowly reddened, watery, and users will find it hard to see clearly.
If you ignore the symptoms of eye red eye, then you will risk having a permanent allergy to contact lenses. When the eyes are suffering from lack of oxygen or infection, increased eye contact lens resistance against a foreign object.
Contact lenses can cause blindness also called "corneal opacity". Corneal opacity formed due to scarring of the eye caused by contact lenses. This occurred after various infections and trauma that causes patches of scarring on the cornea of the eye. Corneal opacity occurs permanently and can cause blurred vision.
Eyeball shape changes can also occur due to contact lens that attaches like a second skin on the eye. In fact, contact lens users follow the shape of the eyeball, but the lenses will lose its original shape after a few times of use. The result, eyeball it also affected by the shape of the contact lenses used in a long time.
To prevent damage caused by contact lenses, vision aids should support the appearance that it is not used for more than eight hours per day, as quoted from page Boldsky.
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