Body weight is a complex are rather than simple mathematics of intake and output. Starvation and excess exercises is not the best answer to lose weight. The body requires nutrition and hence the food intake has to be delicately planned to not compromise on health while trying to lose weight. The exercise has to be very scientifically designed keeping in the mind the consequences of overweight on the body especially during exercise. There are many experts to guide overweight people. But as a medical doctor and an exercise medicine specialist, I understand the interactions of the body with exercise and food and can guide people through a systematic weight loss program.