The average American consumes approximately one third of a pound of sugar each day, translating into nearly 130 pounds of sugar per person every year. As a nation sugar usage exceeds 9 million tons a year.  Sugar has been shown to speed up obesity and chronic diseases such as Type II Diabetes, heart disease, stroke and even cancer. But now new evidence is showing more and more the negative effect sugar has on our brain health, from cognitive function to psychological wellbeing.