We commonly see patients who come in saying that their eyes are bleeding.

The patient is usually referring to the white part of their eye, which has turned bright red. The conjunctiva is the outermost layer of the eye and contains very fine blood vessels.  If one of these blood vessels breaks, then the blood spreads out underneath the conjunctiva. This is called a subconjunctival hemorrhage.

A subconjunctival hemorrhage doesn't cause any eye pain or affect your vision in any way. Most of the...

Do you have floaters in your vision?

Floaters are caused by thick areas in the gel-like fluid that fills the back cavity of your eye, called the vitreous.

Many people, especially highly near-sighted people, often see some number of floaters for a good portion of their lives. Often, these floaters are in the periphery of the vision and may only be visible in certain lighting conditions. The most frequent conditions are when in bright sunlight looking toward the clear blue sky. I know this from...