Wang Ruoyu, 37, a mother of a 16-year-old son and a yoga coach, teaches a yoga class in Shanghai, China April 25, 2017. Ruoyu had a caesarean delivery (C-section) because her baby weighed 4.25 kilograms at birth. She began practicing yoga for postpartum recovery and became a yoga coach. "I love all beautiful things that make me look better," she said. "I chose the pattern of a crown with wings to cover the scar. It looks nice." REUTERS/Aly Song SEARCH "SONG TATTOO" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.