Stamina plays a very big role in ballet. ðð Physical endurance affects our ability to perform physical tasks without fatigue.ðŠðŧðŠðŧðŠðŧ The better our endurance is developed, the more we are able to do in a given amount of time.ððĪ For example, athletes who have developed endurance can participate in long competitions or training sessions without losing efficiency or tiring quickly. ð Endurance also improves the cardiovascular system and strengthens the heart and lungs.ðĪð