Nastia Liukin is a professional American artistic gymnast, who has won five Olympic medals, four of which were gold. She is a world-renowned athlete and model, having been featured in numerous high-profile campaigns, including those for Nike, CoverGirl, and McDonald's. Liukin is known for her impressive balance, flexibility, and artistry, and her graceful and elegant style has made her a fan favorite among gymnastics fans. She is also an advocate for women's health and wellness, often sharing inspiring stories of her journey through social media.