Environment still tied to MS risk
Excerpt from the April 16, 1966, issue of Science News
![sunlight](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/03/041616_50ya_free.jpg?fit=860%2C460&ssl=1)
HIGHLIGHT Reduced exposure to bright sunlight may lead to lower amounts of vitamin D in people who live farther from the equator. A link between lower vitamin D levels and higher multiple sclerosis risk could explain why the disease appears more frequently in these areas, an environmental link scientists suggested 50 years ago.
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