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.
Energy stored in foods is measured in calories. Each food contains a different amount of energy. All calories supply your body with the same amount of energy, regardless of the type of food from which they come. For example, fat calories have the same amount of energy as protein calories. Carbohydrates are macronutrients that contain sugars. Potatoes, rice, sugar, syrup, honey, fruit, vegetables, whole grains, nuts, seeds and legumes all contain carbohydrates. Carbohydrates are the first source of energy your body uses for its energy supply. Each gram of carbohydrates contains 4 calories.