PHOTOSSuperhero Celebs! How These Stars Got Super Fit For Their Super Roles
Jan. 28 2015, Updated 2:41 p.m. ET
Scarlett Johansson as Black Widow: A vegan diet and circuit training prepped ScarJo for the Avengers role, which she’ll reprise in 2015.
Henry Cavill as Superman: The actor used a military-style workout to bulk up for Batman v. Superman, out in 2016.
Chris Hemsworth as Thor: Chris said he was “eating all day”—mostly lean protein and veggies—to build muscle for the part.
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Jennifer Lawrence as Mystique: Jen said she went "hungry for five months" to prepare for her blue body-paint costume!
Chris Evans as Captain America: The movie studio told Chris’ trainer to give him a “big and lean body that was realistic.” Check!
Jessica Alba as Invisible Woman: Jessica ate 1,200 calories a day to play Fantastic Four's Sue Storm.
