All About Fitness

Here are some numbers for you: 3500 calories - the amount of energy from a pound of fat 100 calories - the amount of energy it takes to walk or run a mile 5 calories - the amount of energy the body burns to consume 1 liter of oxygen 1 calories = the amount of energy required to increase 1 liter of water 1 degree centigrade.   A calorie is a measure of unit of energy. When we eat food we are absorbing nutrients that will ultimately end up in one of three places: in muscles to burn as energy, in our waste when we eliminate or in our adipose tissue where fat is stored to be used for energy at a later date. If we eat a piece of food with 500 calories then whatever energy we do not burn or eliminate will be stored for use at a later time. In the body fat is simply stored energy; if you are looking to lose weight and burn fat then it is necessary to get up and be more active. We use oxygen, along with fats and carbohydrates, to produce energy to fuel activity in the body. Anytime we use more muscle tissue o