Download Contemporary Nutrition: A Functional Approach, 2nd Edition by Gordon Wardlaw / Anne Smith PDF

By Gordon Wardlaw / Anne Smith

Modern nutrients: A sensible strategy is an alternative model of Wardlaw-Smith's modern food, 8e. whereas modern meals: A practical method stocks the well-known strengths of the 8th variation, it deals a special method of the assurance of nutrients. It departs from a conventional presentation via as an alternative organizing nutrients in the context of physiological features and the medical conditions they effect. The textual content will offer scholars who lack a robust technology history the fitting stability of trustworthy meals details and functional consumer-oriented wisdom. With their pleasant writing type, the authors act because the student's own advisor to dispelling universal misconceptions and to gaining an exceptional starting place for making expert nutrients offerings. clients who buy attach Plus obtain entry to the total on-line book model of the textbook.

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Extra resources for Contemporary Nutrition: A Functional Approach, 2nd Edition

Sample text

9 kcal per gram Chapters 7 and 12 describe how that energy is released from the chemical bonds in energy-yielding nutrients and then used by body cells to support the processes just described. The energy in food is often expressed in terms of calories on food labels. As defined earlier, a calorie is the amount of heat energy it takes to raise the temperature of 1 gram of water 1 degree Celsius (1ЊC, centigrade scale). ) A calorie is a tiny measure of heat, so food energy is more conveniently expressed in terms of the kilocalorie (kcal), which equals 1000 calories.

In addition, a study has shown that consuming gourmet coffee beverages, such as lattes and cappuccinos increases average calorie consumption by about 200 kilocalories per day. Even fruit juices, which we perceive to be healthy, have at least 100 kcal per 8-ounce glass. Furthermore, a 24-ounce mug of a soft drink makes you feel no fuller than an equal volume of water, yet the soft drink adds 300 kcal more. A convenient stash of water is the best way to quench your thirst. Exercise is very important to any weight loss and weight maintenance plan.

Although not considered a nutrient, alcohol provides about 7 kcal per gram. The other classes of nutrients do not supply calories but are essential for proper body functioning. The Food and Nutrition Board of the National Academy of Sciences suggests minimizing saturated fat, trans fat, and cholesterol intake when putting their diet guidelines into place (see Chapter 5). 5 Current State of the North American Diet and Overall Health The Food and Nutrition Board (FNB) of the National Academy of Sciences advocates that 10% to 35% of calories come from protein, 45% to 65% from carbohydrate, and 20% to 35% from fat.

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