By Amy Backer
When you talk to personal trainers, they often tell you how critical weight training is for weight loss. How is it that lifting weights, which is also called weight training, strength training or cross training, helps you to lose weight? The way that it helps you lose weight is that it lowers your BMI which stands for your basal metabolic index. Your BMI is the rate that you burn calories when you are resting or doing nothing. Since muscles burn more calories than fat, you need to dramatically increase the amount of muscle that you have so that you can burn more calories when you are sitting or
