Why is the NFL's flawed Helmet Concussion Assessment Program stuck in limbo? The House Judiciary Committee would sure like to know and all indications are they'll explore the issue deeper in the near future.
While at first glance some NHL concussion data look promising, Peter Keating writes that a deeper look reveals a paradox at the heart of the numbers that tells a very different story.
Peter Keating's stats and analytics blog looks at what some are calling encouraging numbers and sees more problems in the NHL concussions debate.
Peater Keating of ESPN The Magazine looks at the growing concern of concussions in hockey.