The problem, it seems to me, is the temporal separation between the impact injury and the symptoms, breaking any feedback loop. What we need is a redesigned fo

The problem, it seems to me, is the temporal separation between the impact injury and the symptoms, breaking any feedback loop. What we need is a redesigned football helmet that has razor-sharp metal spikes, pointed both in and out, causing immediate excruciating pain to both parties in any impact. That will stop concussions, guaranteed.