There area unit several causes of a red eye or eyes. Some are medical emergencies. Others are a cause for concer Eye redness is often less of a concern than eye pain or vision problems.

Red eyes is the sign of a minor irritation or a significant medical condition, such as an infection. Bloodshot or red eyes occur once little blood vessels that ar gift on the surface of the eye become enlarged and engorged with blood.

This happens due to an insufficient amount of oxygen being supplied to the cornea or the tissues covering the eye.

Bloodshot eyes by themselves are usually not a reason to be too involved, however once as well as eye pain, abnormal drain, or impaired vision this could indicate a serious medical issue.