Looking at most runners on the street many may deduce that this must be the best exercise for weight loss. Most runners seem so thin and lean but in fact running at this pace would not be the best idea to lose weight since we would probably be burning about 80% carbohydrates and only 20% fat. Burning a high percentage of carbohydrates may increase rather than regulate appetite. Trained runners muscles have adapted to this level of intense running over years of training since they utilize oxygen much better which accelerates their fat burning potential even at higher levels of physical exertion. Weight Loss New York workout to lose weight must be designed carefully.