For other people named Michael Brown, see Michael Brown (disambiguation) . Michael E. Brown (born June 5, 1965) is an American astronomer, who has been professor of planetary astronomy at the California Institute of Technology (Caltech) since 2003.
10 Foods That Will Give You Energy. 1  Almonds are packed with Vitamin E and Magnesium. 2  Dark Chocolate has caffeine and theobromine. 3  Spicy herbs can increase metabolism. 4  Greek yogurt has tons of protein. 5  Leafy greens are full of iron that improves concentration levels. 6  Whole grains are a long-lasting energy source.
We get our energy from the nutrients in food. The main sources of energy are carbohydrates (starches and sugars), fats and proteins. The body can be compared to an engine that converts the energy in food into the energy we need to live. Sugars and starches are forms of carbohydrate.