A calorie, also known as a kilocalorie, is a unit of energy it Represents the energy needed to heat a kilogram of water one degree Celsius. For illustration, there are 8200 calories in a liter (about one quart) of gasoline.
Calories characterize the potential energy in food to conserve bodily functions, grow or repair tissue, and perform mechanical work such as exercise. Food calories may take the form of fat, carbohydrates, or proteins. stream to specific cells where they are absorbed for sudden use or sent on to the final stage of metabolism where they publish their stored energy through the method of oxidation.
The number of calories burned during an exercise depends on various factors containing body weight and the type of exercise. For instance, an individual weighing 59 kilograms (130 pounds) would expend roughly 500calories per hour swimming or playing basketball and the same person would burn an estimated 200 walking or playing table tennis. To survive and conserve body weight, the average individual requires approximately 2000 to 2500 calories per day. Achieving or losing weight is a simple process. Add and subtract 7,700 calories over time to gain or lose a kilogram. Nutrition has nothing to do with it. It is all about calories.