Insulin Spritz Shows Promise for People With Early Signs...

Aired: 9/12/2011 | 0:08:14 | Clip
A small study published Tuesday in the Archives of Neurology found preliminary evidence that spraying critical insulin deep into the nose could help delay the onset of Alzheimer's disease. Ray Suarez speaks with University of Washington School of Medicine professor Suzanne Craft, who led the study.

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