Energy Transformation in Daily Life

 

Eat right and stay fit

 General ideas              Tips for a healthy diet                    Calories in food

 

  General ideas

 

Healthy eating is a key component to maintaining good health. 

         What you eat

         How much you eat

         How your body uses that food

 

What and how much you eat: healthy diet structure

                                               

                                                            http://www.vaasan.com/public/resources/tulostusversio.jsp?pageoid=246

 

Calorie consumption is decided by the food choices and portion size. The well-known food guide pyramid simply illustrates the structure of a healthy diet. You’d better start with a wide and solid base (say, plant-based foods like grains, vegetables, fruits, and legumes) and then add more layers with smaller quantities toward the tip, for example, foods of animal origin provide important addition, but are consumed in smaller amounts.

   A handy guide for determining portion or serving size can be found at the U.S. Department of Agriculture web site.

You can also get a quick estimation of what and how much you need to eat from the following website. If you are interested, you can enter your age, sex, height, weight, and level of physical activity to get a personal eating plan.

http://www.mypyramid.gov/

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  Tips for a healthy diet

 

1) You do need proper amount of staple food, which most consists of carbohydrates.

An optimum level of carbohydrates may help to prevent your body fat accumulation; and the dietary fibre, which is also a carbohydrate, helps the bowel to function correctly.

                                                             Pastas and whole-grain breads contain complex carbohydrates, which are long strands of glucose molecules. Nutritionists recommend that 55–60 percent of calories come from carbohydrates, and especially complex carbohydrates. [Photograph by James Noble. Corbis. Reproduced by permission.]

www.faqs.org/nutrition/Ca-De/Carbohydrates.html

 

 

2) More Fruits and Vegetables

Fresh fruit and vegetable salads are easy for the stomach, providing a feeling of fullness with no fat and only a small number of calories. They are also an excellent source of vitamins, minerals, fiber and other nutrients.

The key to what you should eat in any season is very simple: those seasonal produced and locally available fruits and vegetables are always fresh and undoubtedly should be the best recommended.

 

[1] http://newsletter.wsu.edu/eplay/user_pics/375x250_veggies.jpg

[2] http://www.answers.com/topic/healthy-diet

[3] http://img.dailymail.co.uk/i/pix/2006/06/Juices190606_593x600.jpg

[4] www.healthysuccessonline.com/proteindiet.shtml

 

3) Refuse fried food and fast food: Fast but rich in fat, as well as sugar and calories. 

4) Even too much of a good thing can be bad for you: Individual choice and portion size should be considered.

5) Make the healthy way as your lifestyle habits: even small but fundamental and lifelong changes do have effects.

 

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    Calories in food

 

 General idea on calorie level in food

 

 

 

Higher

Lower

Ingredients

Higher fat and sugar

Low fat but high fiber and vitamins

Status of food

Dried/canned/pickled food

Fresh food

Source of food

Fast and convenient food

Homemade food

Cooking strategy

Fried, roasted and baked

Steamed and braised

Parts of the meat

Skin and fat

Lean meat

 

Calories in daily food

 

Here is a useful website for you to find calories in certain food: http://www.annecollins.com/calories/index.htm

As some of the examples as below:

Food

Calories

Bread, rye, 1 slice

85

Bread, whole wheat, 1 slice

65

Fresh whole milk, 1 cup

150

Fresh milk fat-free/skimmed, 1 cup

85

Soy milk, 1 cup

90

Bacon, raw, 1 medium slice (21g)

125

Beef brisket 3oz, lean only, braised

205

Chicken leg 3oz, meat only, roasted

180

Cod 3oz, steamed

90

Food

Calories

Yogurt, regular, plain, 1 cup

180

Yogurt, fat-free, plain, 1 cup

110

Yogurt, fat-free, fruit-flavored, 1 cup

150

Apple, medium

60

Banana, medium

80

Dates, 4oz

214

Grapefruit, half

40

Lemon, medium

15

Orange, medium

50

Mango, 4oz

75

 

 

Calories in snacks

 

Your stomach is murmuring, but the time for dinner is far away. You turn to eye the cookies on the counter, but hate to feel guilty if you indulge yourself. Actually you don't need to avoid snacks, only if you can plan them with variety, moderation and balance in mind.

 

 

Approximate number of calories

Healthy snack options

10 calories

1 large stalk of celery

25-30 calories

1 cup raw vegetables
6 medium baby carrots

60 calories

2 cups air-popped or light popcorn
1 cup of cantaloupe or grapes
1 small can of vegetable juice

100 calories

1 cup sliced bananas and fresh raspberries
2 domino-sized slices low-fat Colby or cheddar cheese
1 fat-free chocolate pudding cup

150 calories

1/2 cup frozen, low-fat yogurt topped with 1/2 cup blueberries
1 cup sliced apples with 1 tablespoon smooth peanut butter
4 slices whole-grain crispbread (a wafer-thin cracker)

200 calories

1/4 cup dry roasted soy nuts (calories vary by brand)
1/3 cup granola
1 cup low-fat cottage cheese topped with 1/2 cup sliced fresh peaches

Source: Department of Agriculture Nutrient Data Laboratory, 2005

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