OMG...I think article have knowledge about food sustain energy throughout the day, while too many sugary snacks can lead to energy crashes. Your body breaks down nutrients into smaller components and absorbs them to use as fuel. The body process is known as metabolism. carbohydrates contain fiber, which takes a longer time to digest in the body as it is absorbed slowly. The food high in fiber, protein, and fat take a longer time to digest. This gives a feeling of satiety and less hungry and this is food you need for round-the-clock energy.