Ophthalmology

Smoking cannabis significantly impairs vision, study finds

A study carried out by the University of Granada indicates that smoking cannabis significantly alters key visual functions, such as visual acuity, contrast sensitivity, three-dimensional vision (stereopsis), the ability to ...

Neuroscience

Having both hearing and vision loss may double risk of dementia

Losing some hearing or eyesight is often a part of getting older, but a new study says losing function in both senses may put you at greater risk of dementia and cognitive decline years later. The research is published in ...

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