Check out this behind-the-scenes video of the intense workout regime of the Teen Wolf cast!

Cast newbies Charlie and Max Carver have been hitting the gym to bulk up for their roles as twin alpha werewolves.

PHOTOS: Check out the latest pics of Teen Wolf

“The first time I worked out it was rough,” Tyler Posey says of his own fitness routine. “I ate IHOP right before and I threw up.”

Teen Wolf returns for a third season on June 3rd!

Check out the video below!

ARE YOU EXCITED for season 3?