Darren Waller will not play football this fall as he’s officially ending his career. The Pro Bowl tight end went to social media on Sunday to announce his retirement from the NFL. Waller also explained why he’s retiring after playing in the league for nine seasons. “I almost just lost my life,” Waller said in the video posted on his Instagram account. “I don’t know if I really feel like if I would have died that I would have felt great about how my life was going if I died at the time. I’m doing something that I found a lot of joy in and have had amazing moments with. But the passion has slowl…