Sydney Sweeney has always been known for her stunning figure. Whether she’s flaunting her toned abs on the red carpet or posing topless on rooftops, the actress has never been afraid to show off her sexy looks. One of her most notable transformations came when she took on the role of Christy Martin in a biopic. In June 2025, Sweeney revealed that she had gained over 30 pounds for the role, a process she thoroughly enjoyed.
Speaking to W Magazine, Sweeney shared the intense training regimen she underwent to prepare for the role. She weight-trained in the morning for an hour, kickboxed for about two hours midday, and then weight-trained again at night for an hour. The result was a significant change in her body, with the actress having to shop for new clothes as her size increased. Sweeney, who typically wears a size 23 in jeans, found herself fitting into a size 27. Her breasts and buttocks also grew larger, leading her to exclaim, “Oh, my god.”
Despite the physical changes, Sweeney quickly embraced her new body, reveling in how strong she felt. The actress’s body evolution over the years has been a testament to her dedication to her craft and her willingness to undergo physical transformations for her roles.
With each new project, Sydney Sweeney continues to push herself both mentally and physically, showcasing her versatility as an actress and her commitment to her craft. Her willingness to undergo dramatic transformations for her roles only adds to her appeal as a talented and dedicated performer. Keep following along to see what exciting transformations Sydney Sweeney will undergo next.