Medically reviewed by Diana Apetauerova, MD Key Takeaways Anisocoria is when the pupils of your eyes are different sizes.

Dilated pupils mean that your pupils appear larger in size. The most common reason for dilated pupils is low light in a dark room since lower light causes your pupils to grow. Dilated pupils are also ...

Pupils with special educational needs or disabilities (SEND) are among the most likely to be suspended by schools multiple times, researchers have found. Researchers are calling on government to roll ...

To investigate and correlate the frequency and types of pupil abnormalities that are associated with hereditary peripheral neuropathy in a large cohort of patients prospectively examined. A ...

A study finds men’s pupils dilate strictly according to their sexual preferences, and women’s pupils dilate more variably His gaze softens as he draws closer to you. With one hand around your waist ...

Blurry vision sounds like a reason to visit an eye doctor. But visual fuzziness might actually help some animals catch dinner. Out-of-focus areas created by vertically elongated pupils help predators ...