Nastia Liukin is reminding fans to apply SPF as she stuns in a yellow bikini. The 32-year-old former athlete wowed with her slender figure on show in a recent Instagram share, one showing her posing in a glamorous bathroom and drawing attention to her toned abs and slim waist. Nastia didn't tell fans where she was, but she did have advice, writing: "Key ingredients: integrity + respect (and wear spf)."
Read on to learn about the activities that help her stay in shape, as well as the photographs that prove they work—and don't forget to check out the 30 Top Celebrity Swimsuit Moments to become beach-ready too!