Concussions and Blurred Vision: Why It Happens and What You Can Do

8 Causes of Blurry Vision Everyone Should Know

Science on Instagram: "Polycoria is a rare eye condition in which a person has more than one pupil in the same eye. Each pupil may have its own sphincter muscle, which can affect how light enters the eye. This can lead to blurred vision, light sensitivity, or reduced eyesight. Polycoria can be true (with functional pupils) or false (extra openings that don’t function like real pupils). It is usually diagnosed through an eye examination and may require treatment if it affects vision. • Follow - @