The activity of every organ in the body begins to diminish after a certain age. Just as is the case with looking younger by taking care of their skin, people can significantly increase their chances of maintaining a healthy brain. “You are what you eat” has never been more true. Your diet has many invisible effects such as thyroid problems, chronic heart conditions, diminished athletic abilities and persistent fatigue. Brainpower is not inherited or given; it’s achieved at the supermarket and in your kitchen.