When it comes to protecting football players, old-fashioned leather helmets may work just as efficiently at preventing concussions as modern ones, according to a study from the Cleveland Clinic ...

Biomechanical performances of old-fashioned leather and modern football helmets compared. ScienceDaily. Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2013 / 05 / 130507075724.htm.