Free List Of Negative Calorie Foods
You will find a free list of negative calorie foods below, but first let's consider what this means. There is no such thing as a negative calorie - a calorie is a unit of heat and it cannot be negative. So when people talk about negative calorie foods, this just means a food whose calorie level is low enough that it takes more energy to eat and digest it than the food contains. For example, if you consider water to be a food, then cold water is certainly a negative calorie food. It contains no calories at all and the body has to expend energy to bring it up to blood temperature. So every time we drink a glass of cold water we burn up a couple of calories and lose a little weight. But there are very few foods like this. Most foods that are on the list do not really use more calories than they add, or if they do the effect is negligible ... until you remember that at the same time the body expends energy just to keep alive and breathing. Celery for example does not give us enough cal...