potential effect from diabetes is swelling of the eye lens, leading to blurry vision.
If your blood sugar levels change quickly from low to normal, the shape of your eye’s lens can be affected and your vision can be blurred.
Your vision goes back to normal after your blood sugar stabilizes.
Symptoms can include: Blurry or wavy vision in the center of your field of vision. Floaters. Noticing colors appear faded or washed out.