Atkins Diet 阿特金斯减肥法PPT

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In terms of risks, there is concern in the scientific community that because fat intake is often increased on low-carbohydrate diets, changes in blood lipids (血脂)may increase the risk of coronary heart disease(冠心病).
How long does it usually take to lose weight on the Atkins diet?
Weight loss can be very rapid in the 14-day induction phase of the Atkins diet, and a lot of this seems to come from fluid loss(液体损 失). A weight loss of 1 to 2 pounds a week is expected in the ongoing weight-loss phase.
The Physics of Atkins
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唐晴
陶颍 王郭雷
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吴勉巧
漫谈阿特金斯的物理原理

阿特金斯节食法使许多科学家苦思冥想。将碳水化合 物转化为蛋白质是如何帮助人们减肥的呢?毕竟,卡路 里就是卡路里,无论它来源于何处,对吧?
错!来自美国州立大学康斯泰特医学中心的生物化学 家理查德·费恩曼和尤金·费恩认为这并不科学。“批 判低糖节食的人们经常引用热力学定律,但是他们并不 能准确地理解他们。”费恩曼如是说。
dissipate: to cause to separate and go in Biblioteka Baiduifferent directions.

molecular: relating to or produced by or consisting of molecule. a molecule is defined as a sufficiently stable, electrically neutral group of at least two at oms in a definite arrangement held together by very strong chemical bonds.

There has also been concern that high protein intake would put extra strain on the kidneys. But although high-protein (高蛋白) diets would not be recommended for people with kidney problems, no short term effects were seen in the healthy individuals that took part in the diet trials study. The Atkins diet is nutritionally restrictive, and vitamin and mineral supplements are advised while on the diet.

22g
So in this phase, the diet consists of meat,
poultry(家禽)
fish
eggs
Cheese,a small amount of salad and vegetables , butter and oil

Carbohydrate-containing foods such as fruit, many vegetables, bread, cereals, rice, potatoes, pasta(意大利面食), cakes, biscuits, sugar, milk and yogurt(酸奶酪) should be avoided

漫谈阿特金斯的物理原理

他认为这包含了热力学中的两大定律,而不是一个。阿特金斯节食 法的反对者往往在强调热力学第一定律的重要性,即能量总是守恒的。 费恩曼则认为热力学第二定律的重要性同样不可忽视,即机体中热量 会随着时间消耗。这个定律决定了食物中的能量在机体内分解后将如 何转化。“我们都知道以分子为单位进行计算时机体未能高效的将蛋 白质转化为葡萄糖。那意味着更多的能量将以热量的形式流失。”因 此从蛋白质中获取的每一卡路里将会转化为更多的热量,而从碳水化 合物中获取的卡路里将更多的保留在机体中。 费恩曼强调他的论据仅仅建立在物理学角度。他说,“针对任何饮 食法对于健康的长期影响,我都不会轻易下定论。但是随着肥胖问题 越来越普遍的蔓延,从长远角度考虑,我们不妨尝试一下这种饮食 法。”
Atkins diet

Introduction Recipes Risks


Introduction to Atkins Diet

Atkins diet, also known as Atkins nutritional approach, is a l o w carbohydrate(碳水化合物) diet promoted by Robert Atkins from a research paper he read in in the Journal of the American Medical A s s o c i a t i o n . The paper entitled "Weight Reduction" was published by Alfred W. Pennington in 1958.
What sorts of food are you allowed on the Atkins diet, and what do you have to cut out?

The Atkins diet recommends a limit of 20g of carbohydrate each day for the initial 14-day induction phase(诱导期). This is a very small amount; for example a banana contains about 22g.
Thank you !

What are the possible side effects of the Atkins diet, and what are the potential risks?
During the Atkins diet, some people do experience side effects including constipation(便秘), halitosis (口臭), fatigue and headaches.



conserve:
①keep in safety and protect from harm, decay,loss or destruction. ②keep constant through physical or chemical reaction or evolutionary
change.

New words

scratch one's head: to think hard in order to find an answer to something. invoke: to mention a person,a theory,an example,etc,support your opinion or ideas,or as a reason for something. detractor: something. one who disagrees or belittles the worth of

The next phase is the ongoing weight-loss phase which allows about 40g of carbohydrate a day.
So dieters are allowed some fruit, and more vegetables and nuts. Only sugar-free drinks are allowed. When a target weight is reached, dieters slightly increase their intake of carbohydrate until their weight stabilises, but the diet recommends not going over 90g of carbohydrate a day.
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