Class time is used to correct any habits that could lead to injury. If the ballet dancer is properly trained, the dancer will decrease their risk of injury. Some ballet dancers also turn to stretching or other methods of cross training, like Pilates, yoga, non impact cardio, and swimming. This outside training, attempts to minimize the risk of bodily damage by increasing strength, exercise diversity, and stamina. These days ballet companies around the world pay a lot of attention to the prevention of injuries and a lot of ballet companies have in-house health suites providing facilities and expert guidance to dancers. More Info below.