A measurement of the energy content of food. The body needs calories as "fuel" to perform all of its functions, such as breathing, circulating the blood, and physical activity. When a person is sick, their body may need extra calories to fight fever or other problems.
CALORIE
Meaning of CALORIE in English
NCI English Dictionary of Cancer Terms. Английский словарь раковых терминов NCI(Национальный институт злокачественных новообразований). 2012