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Diabetic retinopathy is an eye condition that can affect the retina of people who have diabetes.

The retina is the light-sensitive tissue that lines the back of the eye, and it detects light that is then processed as an image by the brain. Chronically high blood sugar or large fluctuations in blood sugar can damage the blood vessels in the retina. This can result in bleeding in the retina or leakage of fluid.

Diabetic retinopathy can be divided into non-proliferative or proliferative diabetic retinopathy.

Non-proliferative diabetic retinopathy:  In the early stage of the disease, there is weakening of the blood vessels in the retina that causes out-pouching called microaneurysms....

Have you ever felt a twitching sensation in your eye? Did it feel like everyone was looking at you because of it? Were you worried that it was the beginning of a big problem?

Relax--it’s not likely to be a big deal. Most of the time it is not even visible to other people.

It's reassuring to know it’s almost never your actual eyeball that is twitching; it’s your eyelid muscle. Actual eye twitching is fairly rare and your vision would be pretty blurry if that's what were really happening.

The eyelid has a muscle in it that closes the eyelid and that muscle has a very high concentration of innervation. Because of that dense nerve tissue in the eyelid, anything that makes your nervous...