Q-Collar promotes its device to hockey players, lacrosse players, bikers, surfers, kayakers, bull riders, and soldiers. Still ...

The collar is increases blood in the head, so that it acts like a cushion. Team sports build character, teach discipline and keep your kids healthy, but for some sports, like soccer and football, they ...

Predators captain Roman Josi has made the Q-Collar part of his regular gear this season, but what exactly is the device?