Questions tagged [calories]
Calories are the basic units used in measuring the amount of energy in food. All bodily process (cell growth and division, muscle movement, metabolism, maintenance of body temperature, etc) require energy. What is not used on absorption is stored as fat. This is what causes weight gain. The [diet] tag should be used for structured eating plans. The [obesity] tag should be used for weight equal to or greater than 20% above ideal body weight.