How are calories burned or used?

How are calories burned or used?

What is calorie expenditure? The body uses calories to maintain itself. Your body burns calories by a process called metabolism, which is the sum total of all chemical processes in the body to sustain itself, including the breaking down of substances (catabolism) and the building…

What is a kilojoule?

What is a kilojoule?

In most countries outside of the US and UK, the energy provided from food is measured by the kilojoule. This is confusing for Americans, particularly if you aren’t good with numbers and calculations. If you are overseas and look on the nutrition facts panel of…

Are calories from fat bad, good, or different from other calories?

Are calories from fat bad, good, or different from other calories?

Your body can derive energy from three macronutrients: fat, protein, and carbohydrates. Calories from fat are not better or worse than calories from protein or carbohydrates. However, fat is not only calories. You should distinguish between four major types of fat: saturated fats and trans…