"It used to be, you turned 30, you were completely on the downside of your career. A lot of these guys can remember Andre making a deep run at 2005 at 35 years old. I think that was the turning point in belief, that guys could play a lot longer," Gilbert said. "You're seeing Tom Brady be the best quarterback in all of football, maybe ever, and he's approaching 40, which is dinosaur for a quarterback, but not anymore. Athletes are pushing the envelope all year round. There's no offseason. Offseason is for more training, diet, technology."