After 12 seasons in the NFL, Wes Welker decided in 2016 it was time to leave the field. The five-time Pro Bowl wide receiver had six documented concussions during his career, according to ESPN. "They definitely factor in. Especially when you start having kids and having your family and everything. A lot of those things come into play and you start thinking about the future down the road." —Wes Welker told NFL Network Welker, 36, didn’t take long to get back to football. He began coaching the Houston Texans wide receivers this season. “I always try to put myself back in their shoes and back where I was at that time where I really didn’t know anything. I think there’s some key things that you just kind of try to emphasize and try to stay on top of them." —Wes Welker on coaching young receivers Welker led the NFL three times in receptions. The Texans were 29th in passing offense last season. So, they should no doubt heed his advice.