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Home >Information for Patients > Dictionary Index

Dictionary of Cancer Terms

View in Spanish: Caloría

Calorie (KA-luh-ree)
A measurement of the energy content of food. The body needs calories as to perform 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.



 
 
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.