Calculate calories needed - For long times, all we knew about dieting was if we wanted to lose weight, we had to chop calories. Still today, we know if we consume a lot of calories or if we don't clear enough of them, we will certainly fatten. After that once again, some people wonder about whether calories are of any importance whatsoever. So, what is a calorie anyway? Just how are calories utilized as a fat burning guideline and why does it appear to not always work as it