Go get yourself something sweet but not carbs to eat before class!
This is what I got in mind after reading the article of Chris Kresser (III) about Dr.Perlmutter's new book, Grain Brain. Inside the book, he notice that we ate a lot of carbs those day until our brain having a hard time to catch up the news cause it lack of the correct fuel that work our brain right to absorb new information.
Beside of the 2 main article that I read, there are also an article that list down all the nutrient that our brain needed to be fully operates in our daily life's
References:
I. What sugar actually do to your brains and body (Adam Dachis)
http://lifehacker.com/5809331/what-sugar-actually-does-to-your-brain-and-body
view on 28/5/2014
II. Food for the brain
http://www.foodforthebrain.org/smart-kids/how-to-build-a-healthy-brain.aspx
view on 28/5/2014
III. Does Carbs kill your brain (Chris Kresser)
http://chriskresser.com/do-carbs-kill-your-brain
view on 28/5/2014