“…Although goalkeeper reaction speed is recognised as a key element in football performance (Hidayat et al, 2022;Knoop et al, 2013), there are several challenges that must be overcome in order to improve this ability. Previous researchers have provided valuable insights related to physical and technical training that can support the improvement of reaction speed (Atan, 2021;Zhang, 2022). However, to date, it remains unclear about the impact of ball launcher training on improving goalkeepers' reaction speed as well as how such training can be integrated into broader physical training methods.…”