The main advantage of the low-carb diet is that it causes you to want to eat less. Even without counting calories most overweight people eat far fewer calories on low carb. Sugar and starch may increase your hunger, while avoiding them may decrease your appetite to an adequate level. If your body wants to have an appropriate number of calories you don’t need to bother counting them. Thus: Calories count, but you don’t need to count them.
You might not find the motivation to burn away all that fat if you don't have the muscles to show off underneath. A well-rounded, symmetrical weightlifting program will build your muscles and make them something to be admired. Choose a split workout, or an all-body workout, and work out three to four times a week. Work all major muscle groups, and leave 48 hours between working the same muscles to prevent overtraining. Another benefit of weight training is the boost it gives your metabolism.
Sure, you can lose weight quickly. There are plenty of fad diets that work to shed pounds rapidly -- while leaving you feeling hungry and deprived. But what good is losing weight only to regain it? To keep pounds off permanently, it's best to lose weight slowly. And many experts say you can do that without going on a "diet." Instead, the key is making simple tweaks to your lifestyle.