"**Scarlett Johansson** <br><br> Extreme gym sessions are basically compulsory for anyone in the *Avengers* franchise and Scarlett Johansson has certainly racked up her fair share of superhero movies. To prep for her role as Black Widow, Johansson ""trained like an athlete"", according to her trainer, Eric Johnson, who spoke to *[Harper's BAZAAR](https://www.harpersbazaar.com/uk/beauty/fitness-wellbeing/a27268284/scarlett-johansson-avengers-endgame-training-diet/
{}