6 Ways to Have Your Most Productive Morning
What it does: Any kind of food fuels the brain, but the complex carbs in whole grains have a low glycemic index and are absorbed slowly, keeping blood sugar levels stable and energy levels consistent. That's why they could be considered the breakfast of (Jeopardy!) champions.
How it makes you more productive: Studies have shown that breakfast eaters are more alert, have sharper recall and improved cognitive performance than those who don't eat breakfast. One example: Schoolkids who eat something in the morning seem to perform better on tests. The effects are strongest if the meal is eaten within an hour of waking—which means we're talking about breakfast, not brunch.