What is good and bad for your brain (Mark Hyman)

Bad for brain: sugar, flour, additives, colorants, alcohol, aspartame, heavy metals, drugs, lack of sleep, not exercising, some kind of food.
Good for brain: MCT oil, multivitamin, fish oil, vitamin D.

Quote: "The bigger the belly, the smaller the brain"

Helpful strategies:
-Optimizing your gut.
-Muscle mass - to maintain it. High Intensity Training - is very good.