Seeing Red – What Causes Bloodshot Eyes?
We’re all familiar with bloodshot eyes, a condition where the white of the eye (the sclera) has become reddened or “bloodshot.” One or both eyes may look pink or red in some or all or the sclera. This happens because of the dilation of tiny blood vessels of the eye that become swollen because of environmental […]
What Causes Heterochromia – And is it a Concern?
First of all, what is it? Heterochromia is when a person’s irises (the colored area around the pupil) are different colors. It is relatively uncommon among humans and is most often a harmless condition. A number of celebrities have heterochromia, among them Kate Bosworth, Jane Seymour, and Washington Nationals pitcher Max Scherzer. Color differences between […]