Use our free calorie calculator to determine the right caloric intake for your health and weight loss goals.

What Is a Calorie Deficit? Calories are a measure of the amount of energy in food. All of the cells in your body require energy in order to work properly, just like a car needs fuel. They get that ...

A calorie deficit happens when you burn more calories than you eat, and a 300–500 daily deficit may support steady, sustainable weight loss. Estimate your maintenance calories using a calorie ...

The number of calories a person burns each day varies depending on a person’s weight, height, sex, and activity levels. One way of calculating a person’s daily calorie usage is the Harris-Benedict ...

Counting Calories for Weight Loss: Should You Do It? This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. Who knew weight loss involved so much math? Counting calories can be a useful ...

Corrections & clarifications: An earlier version of this story misspelled the name of the spokesperson for the Academy of Nutrition and Dietetics. She is Caroline Susie. Few things are as essential as ...

Interpreting a food label is a key skill to have.

The thing is, it’s tough to measure *exactly* how many calories you burn in a day — and to accurately calculate how many calories you’re consuming, says Morgan Goodstadt, registered dietician and ...