Physical activity calories burned simultaneously throughout the body, through the use of fat reserves, it does by sectors. This grease making every body. Well, the most effective way is to do activities that use large muscles, which are the major energy consumers.
Thus, it is clear why the exercises for arms, does not mean a decrease in fat arms specifically. However, diet is the most important factor for weight loss. Exercise improves muscle appearance because it tones, and only a caloric deficit, generates an effective decrease of excess weight.
The essential diet to begin with, can be served with an aerobic exercise is an activity that consumes more calories while exercising. Thus, decrease excess weight around the body, as well as the legs and arms. Specific exercises provide it after toning those areas of concern.