News tagged with pupils

How eyes reveal the brain's focus

Whether you're taking a test or walking your dog across a busy street, your ability to tune out irrelevant sights and sounds in the environment—or your openness to detecting potential dangers—is crucial ...

Feb 04, 2015
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Rare eye disease leaves people without an iris

(HealthDay)—You may never have heard of aniridia, a genetic disorder that robs people of their vision. But researchers studying the condition say it could give insight into some common health problems—from ...

Aug 02, 2013
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