First quarterback helmet designed to reduce concussions approved by NFL
NFL to prohibit use of certain helmets for 1st time
New helmet could offer Dolphins' Tua Tagovailoa concussion protection
NFL and players' union approve helmet designed to reduce QB concussions, NFL
NFL and players' union approve helmet designed to reduce QB concussions, NFL
NFL, players' union approve QB-specific helmet designed to reduce concussions – NBC Sports Philadelphia
New NFL Helmet Cuts Quarterback Concussion Risk—But Only 7% Better Than Older Models
Alex Smith Is Wearing a New Helmet Designed to Reduce Concussions
First QB helmet designed to help reduce concussions approved National News - Bally Sports
First QB helmet designed to help reduce concussions approved
NFL, union encouraged by helmet safety improvements
Army lab aids NFL effort to reduce player concussions - Duluth News Tribune