Sydney Sweeney Trains Intensively for Christy Martin Boxing Biopic

Sydney Sweeney underwent an intense physical transformation for her role as female boxing pioneer Christy Martin in the upcoming film "Christy," gaining 35 pounds through a rigorous three-month training regimen involving weight training and boxing under nutritional supervision. She emphasized her commitment to authenticity by performing all boxing scenes without stunt doubles, engaging in real, full-force punches to capture realism. Martin was deeply involved in the film's production, becoming a close confidante to Sweeney and providing guidance that enriched Sweeney's portrayal and personal growth. Sweeney shared that she strives to fully immerse herself in her roles, separating her own life from her characters, yet learned significant life lessons from Martin. The actress was honored with the Achievement in Acting award at the 2025 Hamptons International Film Festival, where she discussed her preparation and Martin's impact on the project. Christy Martin is recognized as a trailblazer in women’s boxing, with a compelling life story that includes surviving an attempted murder by her abusive husband, which adds emotional depth to the film.