Actors have quite and interesting lifestyle and it’s not as easy as it might look on camera. The life of an actor is busy with changes being made constantly. Have you ever thought about how much work goes into preparing for a role? If they just finished with a movie and the character is portrayed as fat, the next role for their next movie may require them to shed the pounds incredibly fast and build up the muscle needed for a scene.
As actors they have personal chefs cooking all of their meals, dietitians figuring out their macros, masseuses helping with recovery, and personal trainers specialized in health and fitness such as Jeff Halevy from https://www.linkedin.com/in/jeffhalevy designing their routines. They’ve got it pretty made in terms of optimizing growth. You can get a lot done in a relatively short period of time if you’ve got your diet, workouts and recovery totally in check.