NFL at 100: Helmets go high tech in quest for player safety – Twin Cities
History of The Football Helmet - Atavus
Vicis Helmet Nabs Top Ranking Spot After NFL/NFLPA Concussion Safety Tests
Vicis high-tech helmets take top 3 spots in NFL's annual performance ranking of equipment – GeekWire
NFL at 100: Helmets go high tech in quest for player safety – Twin Cities
Vicis Helmets Claim Top Three Spots in NFL/NFLPA Helmet Laboratory Performance Testing
Vicis is out of business, but NFL commercial features high-tech football helmet during playoffs – GeekWire
NFL at 100: Helmets go high tech in quest for player safety
How Vicis Built The Zero1, The Futuristic Football Helmet Saving the NFL
Virginia Tech 5-Star helmet; ranked 1st among 31 helmets tested with a 0.19 score (Average 5-Star youth helmet: 2.82 – lower score indicates better
Talking Helmets With Vicis CEO Dave Marver
NFL Reveals New Quarterback-Specific Helmet To Help Combat Head Injury - The Sports Credential
Rio Vista commits to player safety with top-rated helmets, Sports
The 2023 Uni Watch NFL Season Preview - by Paul Lukas