A compact fiber-optic probe developed for the space program has now proven valuable for patients in the clinic as the first non-invasive early detection device for cataracts, the leading cause of vision loss worldwide.
Researchers from the National Eye Institute (NEI), part of the National Institutes of Health, and the National Aeronautics and Space Administration (NASA) [...]

A majority of Parkinson’s disease patients had insufficient levels of vitamin D in a new study from Emory University School of Medicine.
The fraction of Parkinson’s patients with vitamin D insufficiency, 55 percent, was significantly more than patients with Alzheimer’s disease (41 percent) or healthy elderly people (36 percent).
The results are published in the Archives of [...]