Ophthalmology

Lab-grown retinas explain why people see colors dogs can't

With human retinas grown in a petri dish, researchers discovered how an offshoot of vitamin A generates the specialized cells that enable people to see millions of colors, an ability that dogs, cats, and other mammals do ...

Psychology & Psychiatry

Light therapy may improve symptoms of Alzheimer's disease

Light therapy leads to significant improvements in sleep and psycho-behavioral symptoms for patients with Alzheimer's disease, according to a new study published in PLOS ONE by Qinghui Meng of Weifang Medical University, ...

Diseases, Conditions, Syndromes

Eye scans can provide crucial insights into kidney health, study finds

3D eye scans can reveal vital clues about kidney health that could help to track the progression of disease, research suggests. The advance could revolutionize the monitoring of kidney disease, which often progresses without ...

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