BUT A NEW DOCUMENTARY PREMIERING TODAY IS REVEALING THE GROWING NUMBER OF YOUNG MEN BECOMING MORE AND MORE MUSCLE ... BOYS FLEXING TO FIT IN. ALL MY LIFE I’VE BEEN LIKE A SKINNY KID.

The skinny kid who won an Oscar in "The Pianist ... Yet, even if he could do a mean Schwarzenegger impersonation as a kid and muscle up his body for the role of Royce as an adult, Brody said ...