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Study Shows How Light Receptors In Eye Play Key Role In Setting Biological Clock
Biologists at the University of Virginia have discovered a switching mechanism in the eye that plays a key role in regulating the sleep/wake cycles in mammals. The new finding demonstrates that light receptor cells in the eye are central to setting the rhythms of the brain's primary timekeeper, the suprachiasmatic nuclei, which regulates activity and rest cycles.
RNIB Backs Pensioner's Fight For Sight Saving Treatment Denied By Barnet NHS
Barnet PCT is routinely forcing patients in its care to either pay for sight saving treatment or go blind, says the Royal National Institute of Blind People (RNIB). Peter Mulvie, 84, of Golders Green, is just one of several patients being supported by RNIB in their bid for treatment from Barnet PCT (Primary Care Trust). He is blind in his left eye and has the aggressive eye disease wet age-related macular degeneration (wet AMD) in his right eye.
Uninsured Americans Less Likely To Receive Eye Care Than Canadians And Insured Americans
In comparison with Canadians, Americans with vision problems are equally or more likely to access eye care services, if they have health insurance. Without health insurance, Americans visit eyecare professionals at lower rates, according to a report released August 11, 2008 in the Archives of Ophthalmology, one of the JAMA/Archives journals.