No one was spared from the session, with Coach Alastair Clarkson even getting involved, participating in each activity.
Players competed in activities including boxing and bike as well as stations designed to build on their strength and balance.
It was hot in the gym, and the boys found the going tough. View exclusive photos below.
Grant Birchall gets his whole body involved in pulling weights across the floor in the gym.
It's one in all in at the Hawks!
You can tell what Paul Puopolo has been up to this summer. He's enjoying his third pre-season.
The man with the iron fist was finding throwing the medicine balls a bit tough.
Cyril Rioli was looking pretty comfortable...
...Until he wasn't.
Ryan Schoenmakers too needed all his power to throw the medicine ball to his partner.
Check out the intensity of David Hale. He looks angry!
Liam Shiels doing his best incredible hulk impersonation.
A bearded Michael Osborne gets into a rhythm.
No mucking around for the skipper in 2013.
The man the boys call 'Silk' found the ropes a little tough.
