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Calorie

Definition

noun, plural: calories

(1) Gram calorie: unit of heat energy that is equal to the amount of heat needed to raise the temperature of 1 gram of water by 1 degree Centigrade at 1 atmospheric pressure.

(2) Kilocalorie: a measure of heat energy that is equal to the amount of heat needed to raise the temperature of one kilogram of water by one degree Centigrade at one atmospheric pressure.


Supplement

Calories are used to describe the energy-producing potential of food. A one gram calorie is equal to 4.1840 joules. Joule (which is an SI unit) is now more preferred over calorie (which is nonSI unit) for measuring heat energy.


Word origin: from Latin calor, heat

Abbreviation: cal (gram calorie) or kcal (kilocalorie)

Variant: calory

Related terms:


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... glycolysis. Gluconeogenesis from alanine is realtively difficult as the 'N' must be removed as urea. In gluconeogeneis there is no "net" calorie production but a survival meachanism for brain and muscles. In alanine, additional energy should be spent over deaminase, urea synthesis and ...

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by balamurugan3
Wed Aug 07, 2013 9:57 pm
 
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Re: how to become healthy?

... normal daily caloric requirement for an average male who performs light activity is 2,200; for a female, it is 1,900.Consume a lot of high-calorie snacks (not junk food) such as cheese sticks, milk shakes, muffins, dried fruits, yoghurt and breakfast bars.

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by Alessandro8100
Wed Jan 23, 2013 7:04 pm
 
Forum: General Discussion
Topic: how to become healthy?
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Re: Can you gain more weight than the food you ate weighs?

Yes, food mass cannot be directly converted to how much body mass it gives. You can take the same amount of calorie from different types of foods and see varied result.

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by jasonroy
Tue Nov 22, 2011 5:14 am
 
Forum: Human Biology
Topic: Can you gain more weight than the food you ate weighs?
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Can you gain more weight than the food you ate weighs?

I've never seen the 3500 calorie number but I would guess that it's from some diet book or diet guru. That number does seem low for gaining one pound but like others said it all depends on what the actual food was. There are a lot of ...

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by ReginaM
Mon Oct 24, 2011 8:37 pm
 
Forum: Human Biology
Topic: Can you gain more weight than the food you ate weighs?
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Low Burn

I’ve always heard one of the reasons diets don’t work is, because, any time you restrict calorie consumption your body goes into starvation mode and lowers your BMR to conserve energy. Yet, there are very few times in your life, if any, when your body is completely ...

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by Don
Thu May 19, 2011 2:01 am
 
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