Have you ever seen a temporary black spot in your vision? How about jagged white lines? Something that looks like heat waves shimmering in your peripheral vision?

If you have, you may have been experiencing what is known as an ocular migraine. Ocular migraines occur when blood vessels spasm in the visual center of the brain (the occipital lobe) or the retina.

They can take on several different symptoms but typically last from a few minutes to an hour. They can take on either positive...

When your eyes feel itchy, it’s a natural reaction to want to rub, rub, rub. It temporarily relieves the itching, and frankly feels great when you’re doing it. Unknowingly, however, you are likely doing short-term – and in some cases long-term – damage to your eyes. Here are some of the detrimental effects that can result from eye rubbing. 

• Worsening of ocular allergies: rubbing an eye inflamed from allergies starts a vicious cycle. During the allergic ocular response, a chemical called...