Your body Calories

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A calorie is a unit of energy. In nutrition, calories refer to the energy people get from the food and drink they consume, and the energy they use in physical activity.

Calories are listed in the nutritional information on all food packaging. Many weight loss programs center around reducing the intake of calories.

This MNT Knowledge Center article focuses on calories associated with food and drink, as well as the way the human body uses energy. MNT covers what a calorie is, how many calories humans need each day, and how to get calories in a way that benefits overall health.

Fast facts on calories

  • Calories are essential for human health. The key is consuming the right amount.
  • Everyone requires different amounts of energy each day, depending on age, sex, size, and activity level.
  • People in the United States consume more than 11 percent of their daily calories from fast food.
  • Foods high in energy but low in nutritional value provide empty calories.

(NOTE: Sedentary

(of a person) tending to spend much time seated; somewhat inactive.
“we all walk a certain amount every day even if we are sedentary”
synonyms: sitting, seated, desk-bounddeskinactivestillstationary

“a sedentary job”