Why do Diabetics have Blurred Vision?

Uncontrolled diabetes increases health complications, blurred vision being one of these. The probability of diabetics facing difficulty in vision and facing dangers of blindness is quite fair.

Himanshu Sharma
DiabetesWritten by: Himanshu SharmaPublished at: Mar 01, 2012
Why do Diabetics have Blurred Vision?

Why do Diabetics have Blurred VisionOne of the early identifiable symptoms of diabetes is eye problems. Blurred vision in diabetics occurs due to changes in high blood sugar that alters shape and flexibility of eye lenses. Thereafter, vision of eye distorts, leading to blurred vision. Among other eye problems observed in diabetic patients are double vision and cloudy vision along with seeing floating spots in the visual field and curtains like shadows in the eye.

Double vision occurs when nerves controlling the eye muscle get damaged and two objects are seen instead of the actual one. On the other hand, cloudy vision occurs due to retinal swelling or cataract. This condition may occur over span of months. The likelihood of eye problems in diabetic condition is more, therefore, it is recommended to correct vision with appropriate lenses without wasting time.

Reasons for Blurred Vision in Diabetes

The chronic disease affects all the organs of the body, including vision mechanism. Blurred vision is observed in patients suffering from disease for more than five years. The primary cause of blurred vision is high blood sugar pulling fluid from the lenses of the eye. This impacts power of lenses along with focus.

In case the diabetic condition does not receive attention or blood sugar level is not stabilized, its complications continue to rise often leading to diabetic retinopathy. In retinopathy, eye's blood vessels get damaged as fluids pour out into the retina. Owing to this, eyes become red and achy.

Complications and Risk Factors

High blood sugar level can lead to enlargement of eye lenses. Pressure and swelling that occur during blurred vision results can even cause permanent damage to the eye. The likelihood of diabetics developing glaucoma and cataracts is quite high. Retinopathy is another risk associated with diabetic condition.

Health concerns and habits like smoking, obesity and high cholesterol add to the vows of diabetics, worsening their condition. One of the initial steps to protect vision in diabetic condition is by shifting to healthy eating options, making attempt to shed off excess weight and quitting smoking habit.

Eye Care

Regular monitoring of eyes will enable you figure out possible threats to the eye from the diabetic condition and halt the progression of these complications. If need arises, one can also go for medication, laser projections and surgery, for correction of eye capabilities.


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