Allergies Allergies are most common in the summer months when pollen Vision 20 Review counts are high, the main causes are dust, pollen and animal hair. Allergies that affect the eyes are usually airborne, this is why allergies to food do not affect the eyes. From 30%-50% of Americans suffer with allergies and about 75% of those people suffer from allergies in the eyes. When your body thinks something harmful may be in the eye it produces more tears to try to get rid of the enemy, it also causes the blood vessel to get larger to help fight off the intruder. This is why you may see your eyes getting red due to allergies.
Conjunctivitis Conjunctivitis is the inflammation of the mucous membrane that is covering the white of the eye. It often occurs following a cold, the infection can spread from person to person very quickly. It is often better to avoid close contact with other people when this occurs, this includes not sharing towels or bed-clothes.
Not Enough Sleep Like the rest of your body your eyes need to rest, when they don't rest they get tired and irritable. If you don't sleep as much as you should your eyes may seem red and inflamed or sometimes even swollen. A good nights rest will cure this and give your eyes time to lubricate themselves again.