Cameron Diaz's Diet and Workout Routine | Pictures

Happy birthday, Cameron Diaz! Always the active adventurer, Cameron, who just turned 40, can always be spotted putting in some major fitness time while jet-setting around the world. But she doesn't stop when she's back at home; the actress keeps a routine that involves hitting the gym and working out with her trainer, Teddy Bass.

In honor of Cameron's birthday, take a look at her fitness routine and what she has to say about the importance of exercise in her life — and then keep reading to copy Cameron's fitness style with exclusive workout videos led by Teddy Bass himself!

Source: Getty