Wednesday, October 28, 2009

Eye Blindness


Risk factors of blindness:-
The most common causes of blindness and glaucoma, cataracts and retinal detachment, which in the retina of the eye, and soft tissue that lines the back of the eye and sends visual messages to the brain, comes loose from its normal position. Although the retinal detachments can be caused by sudden shocks (such as baseball to the eye) or complications resulting from eye surgery such as LASIK, it can start with small rips in the retina, which left untreated, Branch says. Some research suggests people with blue eyes or green may be exposed to risk more, despite the Branch notes the existence of "any dramatic increase" in the prospects for development of tears in the retina of the eye.

British Prime Minister Gordon Brown has recently revealed that doctors found two tears in the retina in his right eye, causing the media to a wave of speculation that he is slowly blind. As a teenager, in a separate incident, the rugby in the retina in the other eye brown, leaving him with only 30 percent of his vision, according to the Daily Mail.
Here are the warning signs for your opinion may be at risk:-

Floaters:-
two thirds of the eye is filled with glass, a jelly-like substance, which begins to contract with age. "Spin-off points, topics or networks 'floating' across the field of vision is in fact branches of the shadows caused extensive glass on the surface of retina," says Branch. The sudden onset of floaters, especially the black stains, it may be an indicator of the beginning of the tear in the retina of the eye.

Flashers:-
Flashing lights, such as lightning bolts or small strobes, found in the peripheral vision glass is tugging on the retina and may cause it to come loose from its normal position.

Shadow Effect:-
The sense of the shade, or curtain gray, high or low over the field of vision may be a sign of the retina is peeling away from the back of the eye.

Very near the people considering face a higher risk of eye disease, especially in the retina tears, says Branch. "Because their eyes are longer than any person with a« normal »vision, the retina is stretched, which makes it easier to become detached."

To preserve your vision, and maintaining a healthy diet includes a lot of dark, leafy vegetables such as spinach, kale, and collard greens. "They are all rich in vitamins and antioxidants that protect eye health," says Branch. On sunny days, wear sunglasses to protect your eyes from harmful UV rays. More importantly, do not postpone the regular eye exam.

He added: "Whenever you get any of these symptoms evaluated by an ophthalmologist," Branch says: "The sooner you can get it fixed."

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