Raul Jimenez is one of the most gifted strikers to ever play for the Mexican national team.It also was far from a given that he'd ever get a chance to suit up for the 2026 World Cup, which Mexico is a co-host of along with the United States and Canada.Injury almost ended his career, and maybe more.Now, the only real evidence of Jimenez's injury past is what he wears on his head during matches.MORE: An on-brand finish to Neymar's Brazil careerWhat's on Raul Jimenez's head?That's a custom head guard on the top of Jimenez's temples.It's a medically approved device that he has worn since 2021.It resembles a headband, and maybe that's a fair descriptor for it, but it's far from a standard headband.What was Raul Jimenez's injury?In Nov. 2020, Jimenez tried to head a ball defending a corner and h