Blurryed vision can be caused by wear uncorrect lenses, also it can follow you by eye problems, such as glaucoma, cataracts, allergies eyes and dry eyes. Sometimes blurred vision also due to diabetes, stress and depression. Every one has two kidneys, which located on either side of your spine in the middle of our back, just above the waist.Kidneys play an important role in our body because it help with keeping water balance in our body and removing waste from our body. Actually, kidneys problems can cause diabetes, high blood pressure, inflammation and severe infections. However, these disorders and problems are easy to cause eye problems, especially vision, such as double vision, blurry vision, even blindness. To sum up, kidnesy can cause vision problems in directly.