Brazil bets on 'smart vests' to boost World Cup performance, cites player positioning

Brazil's football team is incorporating smart vests into its training. Coaches claim the wearable tech helps track player positioning. A quoted source praised a player for always being in the right spot. The vests collect data on movement and stamina. Analysts say the technology could give Brazil a tactical edge. The initiative aligns with the country's World Cup ambitions. Officials plan to expand usage throughout the squad. Observers will watch how the data influences match strategies.