Dr. Chris Wolf of Bluetail Medical explains the rules surrounding concussions in the NFL and the hit this weekend on Patrick Mahomes. Why is he back practicing already? Dr. Wolf has watched the video replays and explains it to us today. What are the things you can measure as Mahomes returns to practice to evaluate effects on his brain? Can football collisions be compared to car wrecks? Dr. Wolf talks about what he’s thinking while watching NFL games in terms of brain health. Listen here: