Improving quality of life can be an essential fitness goal as it encompasses various aspects of well-being, including physical health, mental clarity, and emotional stability. By engaging in regular exercise, individuals can enhance their energy levels, reduce stress, and improve sleep quality, which collectively contribute to a more fulfilling life. Moreover, achieving fitness goals, such as completing a race or mastering a challenging workout, can boost self-esteem and foster a positive self-image, further enhancing overall quality of life.