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One calorie (kcal) equals 4.18 kJ or 4,184 joules (J). To convert from calories to kJ, multiple calories by 4.18. Conversely, to convert from kJ to calories, divide kJ by 4.18. For example, a ...
In general, a female should limit their caloric intake to 1,500 or less in order to lose 1lb per week. The average male should eat 2,000 calories a day to lose this amount. summary. The number of ...
The calorie is a unit of energy that originated from the caloric theory of heat. [1] [2] The large calorie, food calorie, dietary calorie, or kilogram calorie is defined as the amount of heat needed to raise the temperature of one liter of water by one degree Celsius (or one kelvin ). [1] [3] The small calorie or gram calorie is defined as the ...
1 serving of green leafy vegetables (1 cup): a baseball. 1 serving of vegetables (1/2 a cup): a computer mouse. 1 teaspoon of olive oil: 1 fingertip. 2 tablespoons of peanut butter: a ping pong ...
Get the nutrition lowdown on all your meals and everything in between. Find out the calories, carbs, fat, fiber, and more in over 37,000 foods and drinks. Whether you're eating out or dining in ...
To maintain your current weight, you need to balance the amount of calories you eat and drink with the number of calories your body uses each day. On average, women need about 1,600 to 2,400 ...
Food energy. Food energy is chemical energy that animals (including humans) derive from their food to sustain their metabolism, including their muscular activity. [1] Most animals derive most of their energy from aerobic respiration, namely combining the carbohydrates, fats, and proteins with oxygen from air or dissolved in water. [2]
You burn calories daily when you move around, exercise, and do your daily tasks. Most female adults need 1,600–2,200 calories per day. Most male adults need 2,200–3,000 calories per day ...