Neuroscience

The benefits of reading outdoors

Contrast is a sensory property that makes stimuli stand out. Writers, designers, and musicians all use contrast to emphasize striking differences in text, visual displays and melodies. In vision, luminance contrast describes ...

Ophthalmology

Cataract surgery in infancy increases glaucoma risk

Children who undergo cataract surgery as infants have a 22% risk of glaucoma 10 years later, whether or not they receive an intraocular lens implant. The findings come from the National Eye Institute (NEI)-funded Infant Aphakic ...

Gerontology & Geriatrics

GPs need help assessing fitness to drive in older people

Assessing fitness to drive in older people remains one of the more challenging duties of a general practitioner, with academic GPs calling for a validated objective toolkit to support GPs' clinical judgment and aid discussions ...

Alzheimer's disease & dementia

Visual impairment may up risk for dementia in older women

(HealthDay)—In older women, objectively measured visual impairment is associated with a twofold to more than fivefold increased risk for dementia, according to a study published online April 16 in JAMA Ophthalmology.

Health

Medication errors prevented with optimized lighting

Western societies currently face the challenge of maintaining the high standard of health care (both affordable and available), with a growing shortage of care professionals. A well-designed hospital environment can positively ...

Neuroscience

Microscopic eye movements vital for 20/20 vision

Visual acuity—the ability to discern letters, numbers, and objects from a distance—is essential for many tasks, from recognizing a friend across a room to driving a car.

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