Ophthalmology

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 cataracts and ...

Health

Is chronic fatigue a major cause of school absence?

(Medical Xpress) -- New research into the cause of school absence finds that up to one per cent of secondary pupils could be suffering from chronic fatigue. The study, led by academics at the University of Bristol is published ...

Neuroscience

More than light detectors: The magic of your eyes' pupils

The mechanisms we use to sense quantity are located in our pupils. This is the result of a study conducted by the School of Psychology of the University of Sydney, in collaboration with the Universities of Pisa and Florence ...

Autism spectrum disorders

Saliva, pupil size differences in autism show system in overdrive

(Medical Xpress) -- University of Kansas researchers have found larger resting pupil size and lower levels of a salivary enzyme associated with the neurotransmitter norepinephrine in children with autism spectrum disorder.

Neuroscience

Pupillary response to glare illusions of different colors

The Department of Computer Science and Engineering at Toyohashi University of Technology formed a research team with the University of Oslo to measure the size of subjects' pupils when viewing a brightness illusion (glare ...

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