symptoms

Deteriorating vision is linked to increased severity of depressive symptoms, the study found

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Retina neurons and cells. (Photo credit: NIGMS)

A new study of patients with glaucoma in Russia reports a strong association between the degree of retinal ganglion cell loss and the severity of depressive symptoms. The loss of ganglion cells that occurs due to glaucoma impairs the perception of light and thus results in a decrease in the quality of vision. This study … Read more

Smartwatches can detect Parkinson’s seven years before symptoms appear, studies show

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Smartwatches can detect Parkinson's seven years before symptoms appear, studies show

Smartwatches can help identify Parkinson’s disease up to seven years before key symptoms appear and a clinical diagnosis can be made, a study has found. Data collected by a device that measures how fast people move over seven days was analyzed by the researchers. They discovered that they could use artificial intelligence (AI) to accurately … Read more