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How Food Is Digested and Absorbed

How Food Is Digested and Absorbed
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Bioenergetics: Converting Food to Energy
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Food Labeling and Nutritional Choices
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Nutritional Needs and Cellular Function
What we eat affects the functionality of every microscopic process inside each of our 30 trillion cells. Learn how the nutrients absorbed from our food protect cells from damage, provide the fuel used by the mitochondria to produce energy, and continually create new cells to replace old or damaged cells.
Carbohydrates: Composition, Storage, and Use
While the breakdown of carbohydrates provides the energy needed for all human functions, excess carbs can significantly disrupt good health. Exploring the complex relationship between carbs and the hormone insulin, you'll learn which carbs are best eaten at certain times of the day based on your individual total nutrition and…
Fat: Not the Nutritional Bad Guy
It's a common--but erroneous--belief that the amount of fat you eat is directly proportional to the amount of fat on your body. To the contrary, the latest research shows why you need to add specific fats to your diet for optimal health and to meet your body composition goals.
Protein’s Critical Role in Body Composition
Proteins play an integral role in almost every physical aspect and function of our bodies--from hemoglobin to hair to hunger, from mitochondria to metabolism to muscles. Examine the body's use of protein at the molecular level and learn the importance of incorporating high-biological-value protein into your diet.