A new study by Harvard researchers suggests drinking hot chocolate might improve memory. Dr. Gayatri Devi, clinical associate professor of neurology at the NYU School of Medicine, talks to the "CBS ... more 
A new study by Harvard researchers suggests drinking hot chocolate might improve memory. Dr. Gayatri Devi, clinical associate professor of neurology at the NYU School of Medicine, talks to the "CBS This Morning" co-hosts about the study. less 
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Thu, Aug 8, 2013 11:00 AM EDT