It is a myth deeply rooted in physical activity thins believe that doing sit-ups. With these exercises are only likely to tighten the abdominal muscles is that if you are overweight, will remain behind a thick layer of fat.
To lose weight is to eat fewer calories than you spend, if not increase or maintain weight, but not descend. Physical activity acts as a powerful adjunct to diet, helping you burn extra calories.
The diet that you do have to consult with a competent professional and specialized design for you the exact amount of calories you consume daily. In your case, aerobic exercise is the best activity to drop weight because it burns fat using it as fuel.
What does it take to lose weight?