IT'S THAT TIME OF THE WEEK AGAIN! WE'RE HELPING YOU GET IN SHAPE WITH TRAINER AND OWNER OF CROSS FIT YORK RUSTY MIRASOL. THIS MORNING -- WE'RE TALKING ABOUT WARMING UP BEFORE A WORK OUT. WHY IS IT IMPORTANT TO WARM UP? WHAT DO WE NEED TO KEEP IN MIND WHEN WE ARE WARMING UP?