News articles tagged with 'vision' (Page 2)
Eye movement problems common cause of reading difficulties in stroke patients
— 1 Dec 2010 18:13 | HealthVisual problems can affect up to two thirds of stroke patients, but can sometimes go undetected if patients do not recognise them as an after-effect of the condition or if they are…
Perceptual training improves vision of the elderly
— 23 Nov 2010 18:47 | HealthElderly adults can improve their vision with perceptual training, according to a study from the University of California, Riverside and Boston University that has implications for the…
Laser system developed at Stanford shows promise for cataract surgery
— 18 Nov 2010 11:42 | HealthImagine trying to cut by hand a perfect circle roughly one-third the size of a penny. Then consider that instead of a sheet of paper, you're working with a scalpel and a thin, elastic,…
Important brain area organised by colour and orientation
— 17 Nov 2010 09:36 | HealthA brain area known to play a critical role in vision is divided into compartments that respond separately to different colours and orientations, Vanderbilt University researchers have…
Evolutionary bestseller in image processing
— 11 Nov 2010 12:14 | BiologyThe eye is not just a lens that takes pictures and converts them into electrical signals. As with all vertebrates, nerve cells in the human eye separate an image into different image…
University research reveals deaf adults see better than hearing people
— 11 Nov 2010 11:26 | HealthAdults born deaf react more quickly to objects at the edge of their visual field than hearing people, according to groundbreaking new research by the University of Sheffield…
Potential drug therapy for diabetic retinopathy under study
— 9 Nov 2010 12:25 | HealthOne drug's startling ability to restore retinal health in the eyes of diabetic mice has researchers wanting to learn more about how it works and whether it might do the same for people…
Multifocal contact lenses may reduce vision for night driving
— 4 Nov 2010 13:00 | HealthA new study suggests that older adults who wear multifocal contact lenses to correct problems with near vision, a very common condition that increases with age, may have greater difficulty…
The zebrafish's neural circuit prevents it from biting off more than it can chew
— 2 Nov 2010 14:09 | BiologyBetween alerting us to danger and allowing us to spot prey, vision keeps many animals, including humans, alive. But exactly how does this important sense work, and why is it easier…
Blind people perceive touch faster than those with sight
— 27 Oct 2010 11:21 | HealthPeople who are blind from birth are able to detect tactile information faster than people with normal vision, according to a study in the Oct. 27 issue of The Journal of Neuroscience…