Eye Allergies
Allergies occur when your immune system reacts to a foreign substance — such as pollen, dust, bee venom or pet dander — that doesn’t cause a reaction in most people.
Diabetes Milletus
High blood sugar (glucose) increases the risk of trouble. In fact, diabetes is the leading cause of blindness in adults ages 20 to 74. People with diabetes can get blurry vision when their blood sugar is too high. They’re also at greater risk for three serious eye problems: cataracts, glaucoma, and retinopathy.