If your eyes are red or tired, it’s good to give them ... refers to blood vessels growing from the sclera (white of the eye) into the cornea (black pupil), where there should be no blood vessels.

A subconjunctival hemorrhage (sub-con-JUNK-tih-vul HEM-er-ij) is a red spot on the white of the eye. It can look scary, but it’s usually harmless, doesn’t hurt, and won’t affect vision. Most ...