Article continues below advertisementPittsburgh Steelers veteran Cam Heyward has seen plenty of change over the course of his long NFL career - but strong leadership, he says, never goes out of style.The defensive star, who has spent his entire career in Pittsburgh, reflects on the Steelers' season while opening up about his journey managing asthma as a professional athlete.Heyward, 36, tells OK! that working with quarterback Aaron Rodgers this year has been a seamless experience, praising the 42-year-old's accountability and approach inside the locker room.