Nobody likes to be called fat and if you fit into that category, it is time you decided to get rid of it. It is a tough decision to make but if you have the will, you can do it. When the mass of your body is greater than the frame it is sitting on, you must act. You must also understand the mechanics of losing weight and body fat. What works for someone may not work for you. However, burning calories is the common key. When your body has more calories than required, you must burn it, but how? Regular exercise with weight training is one important way.