Gender: Female. Usage: Gwyneth, of Celtic origin, is a popular first name. It is more often used as a girl (female) name. People having the name Gwyneth are in general originating from United Kingdom, United States of America. Meaning:
Importance of Calories: Calories And Health. The caloric balance of your diet is major factor determining your overall health. Your calories will be balanced, when, over time, the number of calories you take matches the number of calories you burn.
Photo Credit AntonioGuillem/iStock/Getty Images. Calories are a measure of energy and are commonly used to describe the energy content of foods. Your body is able to break down food molecules and use the stored energy for many different functions, including movement, thought and growth.