Sydney Sweeney revealed she bulked up for her role in the upcoming biopic on the life of boxer Christy Martin.

Sydney Sweeney was dedicated to embodying pioneering female boxer Christy Martin for an upcoming biopic. The actor shared ...

Sydney Sweeney unrecognizable for Christy Martin biopic: See transformation "Sydney trained her butt off to play the part," David Michôd, the biopic's director, told W Magazine.

Sydney Sweeney is sharing the 'crazy' 30-pound body transformation she had to play female boxer Christy Martin in a new ...

The Emmy nominee revealed that “my body was completely different” because of all the training, which led to her not being able to “fit in any of my clothes.” ...

Sydney Sweeney underwent a major transformation to portray boxer Christy Martin. The actress gained 30 pounds and went up four jeans sizes, and felt "crazy strong" as a result.

Christy Martin celebrates after a bout against Andrea DeShong at the MGM Grand Garden in Las Vegas on Jun 28, 1997. Martin's life was also affected by personal tragedy.

Christy Martin, Sydney Sweeney at the Boxing Hall of Fame Induction Ceremony in New York on June 8. Getty Images “I hadn’t ever seen her in ‘Euphoria,’” Michôd, 52, told the outlet.

The actress talked about her forthcoming project as she portrays iconic boxer Christy Martin in an “amazing” upcoming sports biopic.

The cast of the upcoming Christy Martin biopic includes Ben Foster as James Martin, Merritt Weaver, Katy O’Brien, Ethan Embry, Jess Gabor, Chad L. Coleman and Tony Cavalero.

Sydney Sweeney made headlines last year when she shared pics from the set of her upcoming Christy Martin biopic, and now she’s revealing exactly what she did to transform into the role.

Jason Sanchez's three most recent opponents entered their fights against the Albuquerque boxer with a combined record of 54-3. Sanchez lost all three of those bouts. Going a bit deeper, "El ...