Calorie. Definition

Medical Definition: Calorie

Universal unit of measurement used to describe the amount of energy that is generated by different foods. Fats are the more calories (9 Calories per gram), carbohydrates and proteins 4 kcal per gram. The body needs calories to perform its functions, like breathing, blood circulation and physical activity. When a person is sick, your body may need extra calories to fight fever or other problems.

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