First of all, a dancer needs several important factors. The first one, of course, is Yang, who is lighter in fighting skill. The second is flexibility, and the third is flexibility. Have a special perseverance. In terms of weight. If the weight is heavy, it may increase the dancer's physical strength when practicing dance. Can't do dance training for a long time. Meanwhile. Heavy weight will also give body dancers. It is not lightness that causes trouble in action. Make the dance movements irregular. Doesn't look feminine enough. So dancers should keep their weight. Wait, wait, wait.